855771844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{5218121}}^1$

素因数の和:5218166

約数の個数: 12

約数和(自身を含む): 1534127868

約数和(自身を除く): 678356024

約数列:

[1, 2, 4, 41, 82, 164, 5218121, 10436242, 20872484, 213942961, 427885922, 855771844]

約数ペア:

[(1, 855771844), (2, 427885922), (4, 213942961), (41, 20872484), (82, 10436242), (164, 5218121)]