20682729

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{6779}}^1$

素因数の和:6901

約数の個数: 16

約数和(自身を含む): 30916800

約数和(自身を除く): 10234071

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 6779, 20337, 61011, 183033, 766027, 2298081, 6894243, 20682729]

約数ペア:

[(1, 20682729), (3, 6894243), (9, 2298081), (27, 766027), (113, 183033), (339, 61011), (1017, 20337), (3051, 6779)]