208409912

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{109001}}^1$

素因数の和:109246

約数の個数: 16

約数和(自身を含む): 392407200

約数和(自身を除く): 183997288

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 109001, 218002, 436004, 872008, 26051239, 52102478, 104204956, 208409912]

約数ペア:

[(1, 208409912), (2, 104204956), (4, 52102478), (8, 26051239), (239, 872008), (478, 436004), (956, 218002), (1912, 109001)]