15990352

素因数分解:

$2^4\times 7^1\times {\mathrm{142771}}^1$

素因数の和:142786

約数の個数: 20

約数和(自身を含む): 35407456

約数和(自身を除く): 19417104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 142771, 285542, 571084, 999397, 1142168, 1998794, 2284336, 3997588, 7995176, 15990352]

約数ペア:

[(1, 15990352), (2, 7995176), (4, 3997588), (7, 2284336), (8, 1998794), (14, 1142168), (16, 999397), (28, 571084), (56, 285542), (112, 142771)]