208540804

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{1153}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 369649280

約数和(自身を除く): 161108476

約数列:

[1, 2, 4, 103, 206, 412, 439, 878, 1153, 1756, 2306, 4612, 45217, 90434, 118759, 180868, 237518, 475036, 506167, 1012334, 2024668, 52135201, 104270402, 208540804]

約数ペア:

[(1, 208540804), (2, 104270402), (4, 52135201), (103, 2024668), (206, 1012334), (412, 506167), (439, 475036), (878, 237518), (1153, 180868), (1756, 118759), (2306, 90434), (4612, 45217)]