19156610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 37800000

約数和(自身を除く): 18643390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 499, 698, 998, 1745, 2495, 3490, 3839, 4990, 5489, 7678, 10978, 19195, 27445, 38390, 54890, 174151, 348302, 870755, 1741510, 1915661, 3831322, 9578305, 19156610]

約数ペア:

[(1, 19156610), (2, 9578305), (5, 3831322), (10, 1915661), (11, 1741510), (22, 870755), (55, 348302), (110, 174151), (349, 54890), (499, 38390), (698, 27445), (998, 19195), (1745, 10978), (2495, 7678), (3490, 5489), (3839, 4990)]