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Factors of an integer: Difference between revisions
m
→using Prime decomposition: correct Sum of Divs for 2^n, n>=30
m (→Raku: .. put back orig. title structure (was meant to be "fixed" in edit summary only, sorry)) |
m (→using Prime decomposition: correct Sum of Divs for 2^n, n>=30) |
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Line 4,494:
var
dgt:tDigits;
i,j,k,pr,fac,n,MaxP :
begin
n := pdfOfs;
Line 4,525:
pfpotMax[0] := j;
pfRemain := (n+i) shr j;
pfSumOfDivs := (Uint64(1) shl (j+1))-1;
pfDivCnt := j+1;
end;
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