18012533

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{521}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 22550400

約数和(自身を除く): 4537867

約数列:

[1, 7, 11, 77, 449, 521, 3143, 3647, 4939, 5731, 34573, 40117, 233929, 1637503, 2573219, 18012533]

約数ペア:

[(1, 18012533), (7, 2573219), (11, 1637503), (77, 233929), (449, 40117), (521, 34573), (3143, 5731), (3647, 4939)]