18223445

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 22431600

約数和(自身を除く): 4208155

約数列:

[1, 5, 61, 149, 305, 401, 745, 2005, 9089, 24461, 45445, 59749, 122305, 298745, 3644689, 18223445]

約数ペア:

[(1, 18223445), (5, 3644689), (61, 298745), (149, 122305), (305, 59749), (401, 45445), (745, 24461), (2005, 9089)]