20011167

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1543}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 31794048

約数和(自身を除く): 11782881

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 1543, 4323, 4629, 12969, 13887, 16973, 50919, 152757, 202133, 606399, 1819197, 2223463, 6670389, 20011167]

約数ペア:

[(1, 20011167), (3, 6670389), (9, 2223463), (11, 1819197), (33, 606399), (99, 202133), (131, 152757), (393, 50919), (1179, 16973), (1441, 13887), (1543, 12969), (4323, 4629)]