18243380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53657}}^1$

素因数の和:53683

約数の個数: 24

約数和(自身を含む): 40565448

約数和(自身を除く): 22322068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53657, 107314, 214628, 268285, 536570, 912169, 1073140, 1824338, 3648676, 4560845, 9121690, 18243380]

約数ペア:

[(1, 18243380), (2, 9121690), (4, 4560845), (5, 3648676), (10, 1824338), (17, 1073140), (20, 912169), (34, 536570), (68, 268285), (85, 214628), (170, 107314), (340, 53657)]