18115867

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1579}}^1$

素因数の和:1746

約数の個数: 16

約数和(自身を含む): 22752000

約数和(自身を除く): 4636133

約数列:

[1, 7, 11, 77, 149, 1043, 1579, 1639, 11053, 11473, 17369, 121583, 235271, 1646897, 2587981, 18115867]

約数ペア:

[(1, 18115867), (7, 2587981), (11, 1646897), (77, 235271), (149, 121583), (1043, 17369), (1579, 11473), (1639, 11053)]