19943556

素因数分解:

$2^2\times 3^1\times {\mathrm{751}}^1\times {\mathrm{2213}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 46617984

約数和(自身を除く): 26674428

約数列:

[1, 2, 3, 4, 6, 12, 751, 1502, 2213, 2253, 3004, 4426, 4506, 6639, 8852, 9012, 13278, 26556, 1661963, 3323926, 4985889, 6647852, 9971778, 19943556]

約数ペア:

[(1, 19943556), (2, 9971778), (3, 6647852), (4, 4985889), (6, 3323926), (12, 1661963), (751, 26556), (1502, 13278), (2213, 9012), (2253, 8852), (3004, 6639), (4426, 4506)]