20005506

素因数分解:

$2^1\times 3^2\times {\mathrm{607}}^1\times {\mathrm{1831}}^1$

素因数の和:2446

約数の個数: 24

約数和(自身を含む): 43440384

約数和(自身を除く): 23434878

約数列:

[1, 2, 3, 6, 9, 18, 607, 1214, 1821, 1831, 3642, 3662, 5463, 5493, 10926, 10986, 16479, 32958, 1111417, 2222834, 3334251, 6668502, 10002753, 20005506]

約数ペア:

[(1, 20005506), (2, 10002753), (3, 6668502), (6, 3334251), (9, 2222834), (18, 1111417), (607, 32958), (1214, 16479), (1821, 10986), (1831, 10926), (3642, 5493), (3662, 5463)]