18413516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 19326004

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 103, 187, 206, 239, 374, 412, 478, 748, 956, 1133, 1751, 2266, 2629, 3502, 4063, 4532, 5258, 7004, 8126, 10516, 16252, 19261, 24617, 38522, 44693, 49234, 77044, 89386, 98468, 178772, 270787, 418489, 541574, 836978, 1083148, 1673956, 4603379, 9206758, 18413516]

約数ペア:

[(1, 18413516), (2, 9206758), (4, 4603379), (11, 1673956), (17, 1083148), (22, 836978), (34, 541574), (44, 418489), (68, 270787), (103, 178772), (187, 98468), (206, 89386), (239, 77044), (374, 49234), (412, 44693), (478, 38522), (748, 24617), (956, 19261), (1133, 16252), (1751, 10516), (2266, 8126), (2629, 7004), (3502, 5258), (4063, 4532)]