12690044

素因数分解:

$2^2\times {\mathrm{101}}^2\times {\mathrm{311}}^1$

素因数の和:517

約数の個数: 18

約数和(自身を含む): 22501752

約数和(自身を除く): 9811708

約数列:

[1, 2, 4, 101, 202, 311, 404, 622, 1244, 10201, 20402, 31411, 40804, 62822, 125644, 3172511, 6345022, 12690044]

約数ペア:

[(1, 12690044), (2, 6345022), (4, 3172511), (101, 125644), (202, 62822), (311, 40804), (404, 31411), (622, 20402), (1244, 10201)]