20252379

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1459}}^1$

素因数の和:2130

約数の個数: 16

約数和(自身を含む): 30928640

約数和(自身を除く): 10676261

約数列:

[1, 3, 7, 21, 661, 1459, 1983, 4377, 4627, 10213, 13881, 30639, 964399, 2893197, 6750793, 20252379]

約数ペア:

[(1, 20252379), (3, 6750793), (7, 2893197), (21, 964399), (661, 30639), (1459, 13881), (1983, 10213), (4377, 4627)]