18804947812

素因数分解:

$2^2\times 7^1\times {\mathrm{671605279}}^1$

素因数の和:671605290

約数の個数: 12

約数和(自身を含む): 37609895680

約数和(自身を除く): 18804947868

約数列:

[1, 2, 4, 7, 14, 28, 671605279, 1343210558, 2686421116, 4701236953, 9402473906, 18804947812]

約数ペア:

[(1, 18804947812), (2, 9402473906), (4, 4701236953), (7, 2686421116), (14, 1343210558), (28, 671605279)]