18477340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 44642304

約数和(自身を除く): 26164964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 691, 764, 955, 1337, 1382, 1910, 2674, 2764, 3455, 3820, 4837, 5348, 6685, 6910, 9674, 13370, 13820, 19348, 24185, 26740, 48370, 96740, 131981, 263962, 527924, 659905, 923867, 1319810, 1847734, 2639620, 3695468, 4619335, 9238670, 18477340]

約数ペア:

[(1, 18477340), (2, 9238670), (4, 4619335), (5, 3695468), (7, 2639620), (10, 1847734), (14, 1319810), (20, 923867), (28, 659905), (35, 527924), (70, 263962), (140, 131981), (191, 96740), (382, 48370), (691, 26740), (764, 24185), (955, 19348), (1337, 13820), (1382, 13370), (1910, 9674), (2674, 6910), (2764, 6685), (3455, 5348), (3820, 4837)]