Proper divisors: Difference between revisions

=={{header|langur}}==

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<syntaxhighlight lang="langur">val .getproper = f(.x) for[=[]] .i of .x \ 2 { if .x div .i: _for ~= [.i] }

val .cntproper = f(.x) for[=0] .i of .x \ 2 { if .x div .i: _for += 1 }