18171385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3011}}^1$

素因数の和:3104

約数の個数: 16

約数和(自身を含む): 23421312

約数和(自身を除く): 5249927

約数列:

[1, 5, 17, 71, 85, 355, 1207, 3011, 6035, 15055, 51187, 213781, 255935, 1068905, 3634277, 18171385]

約数ペア:

[(1, 18171385), (5, 3634277), (17, 1068905), (71, 255935), (85, 213781), (355, 51187), (1207, 15055), (3011, 6035)]