20152385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2797}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 26592192

約数和(自身を除く): 6439807

約数列:

[1, 5, 11, 55, 131, 655, 1441, 2797, 7205, 13985, 30767, 153835, 366407, 1832035, 4030477, 20152385]

約数ペア:

[(1, 20152385), (5, 4030477), (11, 1832035), (55, 366407), (131, 153835), (655, 30767), (1441, 13985), (2797, 7205)]