Amicable pairs: Difference between revisions
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{{task|Prime Numbers}}
Two integers <math>N</math> and <math>M</math> are said to be [[wp:Amicable numbers|amicable pairs]] if <math>N \neq M</math> and the sum of the [[Proper divisors|proper divisors]] of <math>N</math> (<math>\mathrm{sum}(\mathrm{propDivs}(N))</math>) <math>= M</math> as well as <math>\mathrm{sum}(\mathrm{propDivs}(M)) = N</math>.
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