20042020805

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1\times {\mathrm{20407}}^1$

素因数の和:22708

約数の個数: 16

約数和(自身を含む): 24332866560

約数和(自身を除く): 4290845755

約数列:

[1, 5, 89, 445, 2207, 11035, 20407, 102035, 196423, 982115, 1816223, 9081115, 45038249, 225191245, 4008404161, 20042020805]

約数ペア:

[(1, 20042020805), (5, 4008404161), (89, 225191245), (445, 45038249), (2207, 9081115), (11035, 1816223), (20407, 982115), (102035, 196423)]