18163340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69859}}^1$

素因数の和:69881

約数の個数: 24

約数和(自身を含む): 41077680

約数和(自身を除く): 22914340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69859, 139718, 279436, 349295, 698590, 908167, 1397180, 1816334, 3632668, 4540835, 9081670, 18163340]

約数ペア:

[(1, 18163340), (2, 9081670), (4, 4540835), (5, 3632668), (10, 1816334), (13, 1397180), (20, 908167), (26, 698590), (52, 349295), (65, 279436), (130, 139718), (260, 69859)]