20001716

素因数分解:

$2^2\times 7^1\times {\mathrm{809}}^1\times {\mathrm{883}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 40098240

約数和(自身を除く): 20096524

約数列:

[1, 2, 4, 7, 14, 28, 809, 883, 1618, 1766, 3236, 3532, 5663, 6181, 11326, 12362, 22652, 24724, 714347, 1428694, 2857388, 5000429, 10000858, 20001716]

約数ペア:

[(1, 20001716), (2, 10000858), (4, 5000429), (7, 2857388), (14, 1428694), (28, 714347), (809, 24724), (883, 22652), (1618, 12362), (1766, 11326), (3236, 6181), (3532, 5663)]