1909208

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 4143360

約数和(自身を除く): 2234152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 331, 412, 662, 721, 824, 1324, 1442, 2317, 2648, 2884, 4634, 5768, 9268, 18536, 34093, 68186, 136372, 238651, 272744, 477302, 954604, 1909208]

約数ペア:

[(1, 1909208), (2, 954604), (4, 477302), (7, 272744), (8, 238651), (14, 136372), (28, 68186), (56, 34093), (103, 18536), (206, 9268), (331, 5768), (412, 4634), (662, 2884), (721, 2648), (824, 2317), (1324, 1442)]