22016380

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1091}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 46322640

約数和(自身を除く): 24306260

約数列:

[1, 2, 4, 5, 10, 20, 1009, 1091, 2018, 2182, 4036, 4364, 5045, 5455, 10090, 10910, 20180, 21820, 1100819, 2201638, 4403276, 5504095, 11008190, 22016380]

約数ペア:

[(1, 22016380), (2, 11008190), (4, 5504095), (5, 4403276), (10, 2201638), (20, 1100819), (1009, 21820), (1091, 20180), (2018, 10910), (2182, 10090), (4036, 5455), (4364, 5045)]