81289076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1009}}^1\times {\mathrm{1831}}^1$

素因数の和:2855

約数の個数: 24

約数和(自身を含む): 155426880

約数和(自身を除く): 74137804

約数列:

[1, 2, 4, 11, 22, 44, 1009, 1831, 2018, 3662, 4036, 7324, 11099, 20141, 22198, 40282, 44396, 80564, 1847479, 3694958, 7389916, 20322269, 40644538, 81289076]

約数ペア:

[(1, 81289076), (2, 40644538), (4, 20322269), (11, 7389916), (22, 3694958), (44, 1847479), (1009, 80564), (1831, 44396), (2018, 40282), (3662, 22198), (4036, 20141), (7324, 11099)]