20122185716

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{233881}}^1$

素因数の和:234179

約数の個数: 24

約数和(自身を含む): 35696941896

約数和(自身を除く): 15574756180

約数列:

[1, 2, 4, 137, 157, 274, 314, 548, 628, 21509, 43018, 86036, 233881, 467762, 935524, 32041697, 36719317, 64083394, 73438634, 128166788, 146877268, 5030546429, 10061092858, 20122185716]

約数ペア:

[(1, 20122185716), (2, 10061092858), (4, 5030546429), (137, 146877268), (157, 128166788), (274, 73438634), (314, 64083394), (548, 36719317), (628, 32041697), (21509, 935524), (43018, 467762), (86036, 233881)]