18658740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3079}}^1$

素因数の和:3192

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 34120140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 3079, 6060, 6158, 9237, 12316, 15395, 18474, 30790, 36948, 46185, 61580, 92370, 184740, 310979, 621958, 932937, 1243916, 1554895, 1865874, 3109790, 3731748, 4664685, 6219580, 9329370, 18658740]

約数ペア:

[(1, 18658740), (2, 9329370), (3, 6219580), (4, 4664685), (5, 3731748), (6, 3109790), (10, 1865874), (12, 1554895), (15, 1243916), (20, 932937), (30, 621958), (60, 310979), (101, 184740), (202, 92370), (303, 61580), (404, 46185), (505, 36948), (606, 30790), (1010, 18474), (1212, 15395), (1515, 12316), (2020, 9237), (3030, 6158), (3079, 6060)]