18447788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3821}}^1$

素因数の和:3913

約数の個数: 24

約数和(自身を含む): 34673184

約数和(自身を除く): 16225396

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 3821, 4828, 7642, 15284, 64957, 129914, 259828, 271291, 542582, 1085164, 4611947, 9223894, 18447788]

約数ペア:

[(1, 18447788), (2, 9223894), (4, 4611947), (17, 1085164), (34, 542582), (68, 271291), (71, 259828), (142, 129914), (284, 64957), (1207, 15284), (2414, 7642), (3821, 4828)]