31209266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{17957}}^1$

素因数の和:18049

約数の個数: 16

約数和(自身を含む): 51719040

約数和(自身を除く): 20509774

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 17957, 35914, 197527, 395054, 1418603, 2837206, 15604633, 31209266]

約数ペア:

[(1, 31209266), (2, 15604633), (11, 2837206), (22, 1418603), (79, 395054), (158, 197527), (869, 35914), (1738, 17957)]