28185268

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1$

素因数の和:1411

約数の個数: 24

約数和(自身を含む): 51021992

約数和(自身を除く): 22836724

約数列:

[1, 2, 4, 37, 74, 148, 157, 314, 628, 1213, 2426, 4852, 5809, 11618, 23236, 44881, 89762, 179524, 190441, 380882, 761764, 7046317, 14092634, 28185268]

約数ペア:

[(1, 28185268), (2, 14092634), (4, 7046317), (37, 761764), (74, 380882), (148, 190441), (157, 179524), (314, 89762), (628, 44881), (1213, 23236), (2426, 11618), (4852, 5809)]