15398992

素因数分解:

$2^4\times 7^1\times {\mathrm{137491}}^1$

素因数の和:137506

約数の個数: 20

約数和(自身を含む): 34098016

約数和(自身を除く): 18699024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137491, 274982, 549964, 962437, 1099928, 1924874, 2199856, 3849748, 7699496, 15398992]

約数ペア:

[(1, 15398992), (2, 7699496), (4, 3849748), (7, 2199856), (8, 1924874), (14, 1099928), (16, 962437), (28, 549964), (56, 274982), (112, 137491)]