20009924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2381}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 38416896

約数和(自身を除く): 18406972

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 2381, 4202, 4762, 8404, 9524, 26191, 52382, 104764, 454771, 909542, 1819084, 5002481, 10004962, 20009924]

約数ペア:

[(1, 20009924), (2, 10004962), (4, 5002481), (11, 1819084), (22, 909542), (44, 454771), (191, 104764), (382, 52382), (764, 26191), (2101, 9524), (2381, 8404), (4202, 4762)]