20139038860

素因数分解:

$2^2\times 5^1\times {\mathrm{1006951943}}^1$

素因数の和:1006951952

約数の個数: 12

約数和(自身を含む): 42291981648

約数和(自身を除く): 22152942788

約数列:

[1, 2, 4, 5, 10, 20, 1006951943, 2013903886, 4027807772, 5034759715, 10069519430, 20139038860]

約数ペア:

[(1, 20139038860), (2, 10069519430), (4, 5034759715), (5, 4027807772), (10, 2013903886), (20, 1006951943)]