18324580

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4001}}^1$

素因数の和:4239

約数の個数: 24

約数和(自身を含む): 38659320

約数和(自身を除く): 20334740

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4001, 4580, 8002, 16004, 20005, 40010, 80020, 916229, 1832458, 3664916, 4581145, 9162290, 18324580]

約数ペア:

[(1, 18324580), (2, 9162290), (4, 4581145), (5, 3664916), (10, 1832458), (20, 916229), (229, 80020), (458, 40010), (916, 20005), (1145, 16004), (2290, 8002), (4001, 4580)]