2011902554

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{63073}}^1$

素因数の和:63505

約数の個数: 16

約数和(自身を含む): 3099456360

約数和(自身を除く): 1087553806

約数列:

[1, 2, 41, 82, 389, 778, 15949, 31898, 63073, 126146, 2585993, 5171986, 24535397, 49070794, 1005951277, 2011902554]

約数ペア:

[(1, 2011902554), (2, 1005951277), (41, 49070794), (82, 24535397), (389, 5171986), (778, 2585993), (15949, 126146), (31898, 63073)]