18107505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2381}}^1$

素因数の和:2418

約数の個数: 36

約数和(自身を含む): 34000668

約数和(自身を除く): 15893163

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2381, 2535, 7143, 7605, 11905, 21429, 30953, 35715, 92859, 107145, 154765, 278577, 402389, 464295, 1207167, 1392885, 2011945, 3621501, 6035835, 18107505]

約数ペア:

[(1, 18107505), (3, 6035835), (5, 3621501), (9, 2011945), (13, 1392885), (15, 1207167), (39, 464295), (45, 402389), (65, 278577), (117, 154765), (169, 107145), (195, 92859), (507, 35715), (585, 30953), (845, 21429), (1521, 11905), (2381, 7605), (2535, 7143)]