20182768

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11789}}^1$

素因数の和:11904

約数の個数: 20

約数和(自身を含む): 39472920

約数和(自身を除く): 19290152

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11789, 23578, 47156, 94312, 188624, 1261423, 2522846, 5045692, 10091384, 20182768]

約数ペア:

[(1, 20182768), (2, 10091384), (4, 5045692), (8, 2522846), (16, 1261423), (107, 188624), (214, 94312), (428, 47156), (856, 23578), (1712, 11789)]