19310588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{438877}}^1$

素因数の和:438892

約数の個数: 12

約数和(自身を含む): 36865752

約数和(自身を除く): 17555164

約数列:

[1, 2, 4, 11, 22, 44, 438877, 877754, 1755508, 4827647, 9655294, 19310588]

約数ペア:

[(1, 19310588), (2, 9655294), (4, 4827647), (11, 1755508), (22, 877754), (44, 438877)]