20396068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66221}}^1$

素因数の和:66243

約数の個数: 24

約数和(自身を含む): 44501184

約数和(自身を除く): 24105116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66221, 132442, 264884, 463547, 728431, 927094, 1456862, 1854188, 2913724, 5099017, 10198034, 20396068]

約数ペア:

[(1, 20396068), (2, 10198034), (4, 5099017), (7, 2913724), (11, 1854188), (14, 1456862), (22, 927094), (28, 728431), (44, 463547), (77, 264884), (154, 132442), (308, 66221)]