20905610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190051}}^1$

素因数の和:190069

約数の個数: 16

約数和(自身を含む): 41051232

約数和(自身を除く): 20145622

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190051, 380102, 950255, 1900510, 2090561, 4181122, 10452805, 20905610]

約数ペア:

[(1, 20905610), (2, 10452805), (5, 4181122), (10, 2090561), (11, 1900510), (22, 950255), (55, 380102), (110, 190051)]