20686524

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16111}}^1$

素因数の和:16225

約数の個数: 24

約数和(自身を含む): 48722688

約数和(自身を除く): 28036164

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16111, 32222, 48333, 64444, 96666, 193332, 1723877, 3447754, 5171631, 6895508, 10343262, 20686524]

約数ペア:

[(1, 20686524), (2, 10343262), (3, 6895508), (4, 5171631), (6, 3447754), (12, 1723877), (107, 193332), (214, 96666), (321, 64444), (428, 48333), (642, 32222), (1284, 16111)]