20845816

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{55441}}^1$

素因数の和:55494

約数の個数: 16

約数和(自身を含む): 39918240

約数和(自身を除く): 19072424

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 55441, 110882, 221764, 443528, 2605727, 5211454, 10422908, 20845816]

約数ペア:

[(1, 20845816), (2, 10422908), (4, 5211454), (8, 2605727), (47, 443528), (94, 221764), (188, 110882), (376, 55441)]