20312654

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:460

約数の個数: 24

約数和(自身を含む): 32758128

約数和(自身を除く): 12445474

約数列:

[1, 2, 17, 34, 113, 226, 289, 311, 578, 622, 1921, 3842, 5287, 10574, 32657, 35143, 65314, 70286, 89879, 179758, 597431, 1194862, 10156327, 20312654]

約数ペア:

[(1, 20312654), (2, 10156327), (17, 1194862), (34, 597431), (113, 179758), (226, 89879), (289, 70286), (311, 65314), (578, 35143), (622, 32657), (1921, 10574), (3842, 5287)]