20277598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 35280000

約数和(自身を除く): 15002402

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 349, 418, 698, 1529, 2641, 3058, 3839, 5282, 6631, 7678, 13262, 29051, 48511, 58102, 72941, 97022, 145882, 533621, 921709, 1067242, 1843418, 10138799, 20277598]

約数ペア:

[(1, 20277598), (2, 10138799), (11, 1843418), (19, 1067242), (22, 921709), (38, 533621), (139, 145882), (209, 97022), (278, 72941), (349, 58102), (418, 48511), (698, 29051), (1529, 13262), (2641, 7678), (3058, 6631), (3839, 5282)]