20630886

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{64877}}^1$

素因数の和:64935

約数の個数: 16

約数和(自身を含む): 42040944

約数和(自身を除く): 21410058

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 64877, 129754, 194631, 389262, 3438481, 6876962, 10315443, 20630886]

約数ペア:

[(1, 20630886), (2, 10315443), (3, 6876962), (6, 3438481), (53, 389262), (106, 194631), (159, 129754), (318, 64877)]