20119268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10457}}^1$

素因数の和:10511

約数の個数: 24

約数和(自身を含む): 38945592

約数和(自身を除く): 18826324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10457, 20914, 41828, 135941, 271882, 386909, 543764, 773818, 1547636, 5029817, 10059634, 20119268]

約数ペア:

[(1, 20119268), (2, 10059634), (4, 5029817), (13, 1547636), (26, 773818), (37, 543764), (52, 386909), (74, 271882), (148, 135941), (481, 41828), (962, 20914), (1924, 10457)]