208078403924

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{102199609}}^1$

素因数の和:102200122

約数の個数: 12

約数和(自身を含む): 364852607700

約数和(自身を除く): 156774203776

約数列:

[1, 2, 4, 509, 1018, 2036, 102199609, 204399218, 408798436, 52019600981, 104039201962, 208078403924]

約数ペア:

[(1, 208078403924), (2, 104039201962), (4, 52019600981), (509, 408798436), (1018, 204399218), (2036, 102199609)]