20923858

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{2341}}^1$

素因数の和:2493

約数の個数: 16

約数和(自身を含む): 32460120

約数和(自身を除く): 11536262

約数列:

[1, 2, 41, 82, 109, 218, 2341, 4469, 4682, 8938, 95981, 191962, 255169, 510338, 10461929, 20923858]

約数ペア:

[(1, 20923858), (2, 10461929), (41, 510338), (82, 255169), (109, 191962), (218, 95981), (2341, 8938), (4469, 4682)]