19973288

素因数分解:

$2^3\times {\mathrm{821}}^1\times {\mathrm{3041}}^1$

素因数の和:3868

約数の個数: 16

約数和(自身を含む): 37507860

約数和(自身を除く): 17534572

約数列:

[1, 2, 4, 8, 821, 1642, 3041, 3284, 6082, 6568, 12164, 24328, 2496661, 4993322, 9986644, 19973288]

約数ペア:

[(1, 19973288), (2, 9986644), (4, 4993322), (8, 2496661), (821, 24328), (1642, 12164), (3041, 6568), (3284, 6082)]