12720644

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 23079168

約数和(自身を除く): 10358524

約数列:

[1, 2, 4, 47, 71, 94, 142, 188, 284, 953, 1906, 3337, 3812, 6674, 13348, 44791, 67663, 89582, 135326, 179164, 270652, 3180161, 6360322, 12720644]

約数ペア:

[(1, 12720644), (2, 6360322), (4, 3180161), (47, 270652), (71, 179164), (94, 135326), (142, 89582), (188, 67663), (284, 44791), (953, 13348), (1906, 6674), (3337, 3812)]