20548888

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{17239}}^1$

素因数の和:17394

約数の個数: 16

約数和(自身を含む): 38790000

約数和(自身を除く): 18241112

約数列:

[1, 2, 4, 8, 149, 298, 596, 1192, 17239, 34478, 68956, 137912, 2568611, 5137222, 10274444, 20548888]

約数ペア:

[(1, 20548888), (2, 10274444), (4, 5137222), (8, 2568611), (149, 137912), (298, 68956), (596, 34478), (1192, 17239)]