15680656

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{2339}}^1$

素因数の和:2766

約数の個数: 20

約数和(自身を含む): 30466800

約数和(自身を除く): 14786144

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 2339, 3352, 4678, 6704, 9356, 18712, 37424, 980041, 1960082, 3920164, 7840328, 15680656]

約数ペア:

[(1, 15680656), (2, 7840328), (4, 3920164), (8, 1960082), (16, 980041), (419, 37424), (838, 18712), (1676, 9356), (2339, 6704), (3352, 4678)]