31490822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{18119}}^1$

素因数の和:18211

約数の個数: 16

約数和(自身を含む): 52185600

約数和(自身を除く): 20694778

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 18119, 36238, 199309, 398618, 1431401, 2862802, 15745411, 31490822]

約数ペア:

[(1, 31490822), (2, 15745411), (11, 2862802), (22, 1431401), (79, 398618), (158, 199309), (869, 36238), (1738, 18119)]