18202457

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{631}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 22509312

約数和(自身を除く): 4306855

約数列:

[1, 7, 13, 91, 317, 631, 2219, 4121, 4417, 8203, 28847, 57421, 200027, 1400189, 2600351, 18202457]

約数ペア:

[(1, 18202457), (7, 2600351), (13, 1400189), (91, 200027), (317, 57421), (631, 28847), (2219, 8203), (4121, 4417)]