18175340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10949}}^1$

素因数の和:11041

約数の個数: 24

約数和(自身を含む): 38631600

約数和(自身を除く): 20456260

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 10949, 21898, 43796, 54745, 109490, 218980, 908767, 1817534, 3635068, 4543835, 9087670, 18175340]

約数ペア:

[(1, 18175340), (2, 9087670), (4, 4543835), (5, 3635068), (10, 1817534), (20, 908767), (83, 218980), (166, 109490), (332, 54745), (415, 43796), (830, 21898), (1660, 10949)]