18016655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3109}}^1$

素因数の和:3194

約数の個数: 16

約数和(自身を含む): 23138400

約数和(自身を除く): 5121745

約数列:

[1, 5, 19, 61, 95, 305, 1159, 3109, 5795, 15545, 59071, 189649, 295355, 948245, 3603331, 18016655]

約数ペア:

[(1, 18016655), (5, 3603331), (19, 948245), (61, 295355), (95, 189649), (305, 59071), (1159, 15545), (3109, 5795)]