20112884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1381}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 38541216

約数和(自身を除く): 18428332

約数列:

[1, 2, 4, 11, 22, 44, 331, 662, 1324, 1381, 2762, 3641, 5524, 7282, 14564, 15191, 30382, 60764, 457111, 914222, 1828444, 5028221, 10056442, 20112884]

約数ペア:

[(1, 20112884), (2, 10056442), (4, 5028221), (11, 1828444), (22, 914222), (44, 457111), (331, 60764), (662, 30382), (1324, 15191), (1381, 14564), (2762, 7282), (3641, 5524)]