20876889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2647}}^1$

素因数の和:2900

約数の個数: 16

約数和(自身を含む): 30504960

約数和(自身を除く): 9628071

約数列:

[1, 3, 11, 33, 239, 717, 2629, 2647, 7887, 7941, 29117, 87351, 632633, 1897899, 6958963, 20876889]

約数ペア:

[(1, 20876889), (3, 6958963), (11, 1897899), (33, 632633), (239, 87351), (717, 29117), (2629, 7941), (2647, 7887)]