20068655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1399}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 25536000

約数和(自身を除く): 5467345

約数列:

[1, 5, 19, 95, 151, 755, 1399, 2869, 6995, 14345, 26581, 132905, 211249, 1056245, 4013731, 20068655]

約数ペア:

[(1, 20068655), (5, 4013731), (19, 1056245), (95, 211249), (151, 132905), (755, 26581), (1399, 14345), (2869, 6995)]