18163540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7151}}^1$

素因数の和:7287

約数の個数: 24

約数和(自身を含む): 38449152

約数和(自身を除く): 20285612

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7151, 14302, 28604, 35755, 71510, 143020, 908177, 1816354, 3632708, 4540885, 9081770, 18163540]

約数ペア:

[(1, 18163540), (2, 9081770), (4, 4540885), (5, 3632708), (10, 1816354), (20, 908177), (127, 143020), (254, 71510), (508, 35755), (635, 28604), (1270, 14302), (2540, 7151)]