18392820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7129}}^1$

素因数の和:7184

約数の個数: 48

約数和(自身を含む): 52704960

約数和(自身を除く): 34312140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7129, 14258, 21387, 28516, 35645, 42774, 71290, 85548, 106935, 142580, 213870, 306547, 427740, 613094, 919641, 1226188, 1532735, 1839282, 3065470, 3678564, 4598205, 6130940, 9196410, 18392820]

約数ペア:

[(1, 18392820), (2, 9196410), (3, 6130940), (4, 4598205), (5, 3678564), (6, 3065470), (10, 1839282), (12, 1532735), (15, 1226188), (20, 919641), (30, 613094), (43, 427740), (60, 306547), (86, 213870), (129, 142580), (172, 106935), (215, 85548), (258, 71290), (430, 42774), (516, 35645), (645, 28516), (860, 21387), (1290, 14258), (2580, 7129)]