20611195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1266

約数の個数: 16

約数和(自身を含む): 27072000

約数和(自身を除く): 6460805

約数列:

[1, 5, 11, 55, 499, 751, 2495, 3755, 5489, 8261, 27445, 41305, 374749, 1873745, 4122239, 20611195]

約数ペア:

[(1, 20611195), (5, 4122239), (11, 1873745), (55, 374749), (499, 41305), (751, 27445), (2495, 8261), (3755, 5489)]