20887896

素因数分解:

$2^3\times 3^1\times {\mathrm{870329}}^1$

素因数の和:870338

約数の個数: 16

約数和(自身を含む): 52219800

約数和(自身を除く): 31331904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 870329, 1740658, 2610987, 3481316, 5221974, 6962632, 10443948, 20887896]

約数ペア:

[(1, 20887896), (2, 10443948), (3, 6962632), (4, 5221974), (6, 3481316), (8, 2610987), (12, 1740658), (24, 870329)]