20955042

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{4871}}^1$

素因数の和:5118

約数の個数: 24

約数和(自身を含む): 45601920

約数和(自身を除く): 24646878

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 4871, 9742, 14613, 29226, 43839, 87678, 1164169, 2328338, 3492507, 6985014, 10477521, 20955042]

約数ペア:

[(1, 20955042), (2, 10477521), (3, 6985014), (6, 3492507), (9, 2328338), (18, 1164169), (239, 87678), (478, 43839), (717, 29226), (1434, 14613), (2151, 9742), (4302, 4871)]