31906886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{2221}}^1$

素因数の和:2887

約数の個数: 16

約数和(自身を含む): 52314768

約数和(自身を除く): 20407882

約数列:

[1, 2, 11, 22, 653, 1306, 2221, 4442, 7183, 14366, 24431, 48862, 1450313, 2900626, 15953443, 31906886]

約数ペア:

[(1, 31906886), (2, 15953443), (11, 2900626), (22, 1450313), (653, 48862), (1306, 24431), (2221, 14366), (4442, 7183)]