31393282

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43481}}^1$

素因数の和:43521

約数の個数: 12

約数和(自身を含む): 49699926

約数和(自身を除く): 18306644

約数列:

[1, 2, 19, 38, 361, 722, 43481, 86962, 826139, 1652278, 15696641, 31393282]

約数ペア:

[(1, 31393282), (2, 15696641), (19, 1652278), (38, 826139), (361, 86962), (722, 43481)]