18657420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3019}}^1$

素因数の和:3134

約数の個数: 48

約数和(自身を含む): 52765440

約数和(自身を除く): 34108020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3019, 3090, 6038, 6180, 9057, 12076, 15095, 18114, 30190, 36228, 45285, 60380, 90570, 181140, 310957, 621914, 932871, 1243828, 1554785, 1865742, 3109570, 3731484, 4664355, 6219140, 9328710, 18657420]

約数ペア:

[(1, 18657420), (2, 9328710), (3, 6219140), (4, 4664355), (5, 3731484), (6, 3109570), (10, 1865742), (12, 1554785), (15, 1243828), (20, 932871), (30, 621914), (60, 310957), (103, 181140), (206, 90570), (309, 60380), (412, 45285), (515, 36228), (618, 30190), (1030, 18114), (1236, 15095), (1545, 12076), (2060, 9057), (3019, 6180), (3090, 6038)]