19301350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5437}}^1$

素因数の和:5520

約数の個数: 24

約数和(自身を含む): 36412848

約数和(自身を除く): 17111498

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5437, 10874, 27185, 54370, 135925, 271850, 386027, 772054, 1930135, 3860270, 9650675, 19301350]

約数ペア:

[(1, 19301350), (2, 9650675), (5, 3860270), (10, 1930135), (25, 772054), (50, 386027), (71, 271850), (142, 135925), (355, 54370), (710, 27185), (1775, 10874), (3550, 5437)]