20804838334

素因数分解:

$2^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1430279}}^1$

素因数の和:1431327

約数の個数: 16

約数和(自身を含む): 35699788800

約数和(自身を除く): 14894950466

約数列:

[1, 2, 7, 14, 1039, 2078, 7273, 14546, 1430279, 2860558, 10011953, 20023906, 1486059881, 2972119762, 10402419167, 20804838334]

約数ペア:

[(1, 20804838334), (2, 10402419167), (7, 2972119762), (14, 1486059881), (1039, 20023906), (2078, 10011953), (7273, 2860558), (14546, 1430279)]