2220921916

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{9102139}}^1$

素因数の和:9102204

約数の個数: 12

約数和(自身を含む): 3950328760

約数和(自身を除く): 1729406844

約数列:

[1, 2, 4, 61, 122, 244, 9102139, 18204278, 36408556, 555230479, 1110460958, 2220921916]

約数ペア:

[(1, 2220921916), (2, 1110460958), (4, 555230479), (61, 36408556), (122, 18204278), (244, 9102139)]