28437316

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{17729}}^1$

素因数の和:18134

約数の個数: 12

約数和(自身を含む): 49892220

約数和(自身を除く): 21454904

約数列:

[1, 2, 4, 401, 802, 1604, 17729, 35458, 70916, 7109329, 14218658, 28437316]

約数ペア:

[(1, 28437316), (2, 14218658), (4, 7109329), (401, 70916), (802, 35458), (1604, 17729)]