200913724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{415111}}^1$

素因数の和:415137

約数の個数: 18

約数和(自身を含む): 386469272

約数和(自身を除く): 185555548

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 415111, 830222, 1660444, 4566221, 9132442, 18264884, 50228431, 100456862, 200913724]

約数ペア:

[(1, 200913724), (2, 100456862), (4, 50228431), (11, 18264884), (22, 9132442), (44, 4566221), (121, 1660444), (242, 830222), (484, 415111)]