20000426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{3229}}^1$

素因数の和:3413

約数の個数: 16

約数和(自身を含む): 31783200

約数和(自身を除く): 11782774

約数列:

[1, 2, 19, 38, 163, 326, 3097, 3229, 6194, 6458, 61351, 122702, 526327, 1052654, 10000213, 20000426]

約数ペア:

[(1, 20000426), (2, 10000213), (19, 1052654), (38, 526327), (163, 122702), (326, 61351), (3097, 6458), (3229, 6194)]