18463740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8317}}^1$

素因数の和:8366

約数の個数: 48

約数和(自身を含む): 53102112

約数和(自身を除く): 34638372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 8317, 16634, 24951, 33268, 41585, 49902, 83170, 99804, 124755, 166340, 249510, 307729, 499020, 615458, 923187, 1230916, 1538645, 1846374, 3077290, 3692748, 4615935, 6154580, 9231870, 18463740]

約数ペア:

[(1, 18463740), (2, 9231870), (3, 6154580), (4, 4615935), (5, 3692748), (6, 3077290), (10, 1846374), (12, 1538645), (15, 1230916), (20, 923187), (30, 615458), (37, 499020), (60, 307729), (74, 249510), (111, 166340), (148, 124755), (185, 99804), (222, 83170), (370, 49902), (444, 41585), (555, 33268), (740, 24951), (1110, 16634), (2220, 8317)]