20145411

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1464

約数の個数: 36

約数和(自身を含む): 34469344

約数和(自身を除く): 14323933

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 1089, 1287, 1423, 1573, 4269, 4719, 12807, 14157, 15653, 18499, 46959, 55497, 140877, 166491, 172183, 203489, 516549, 610467, 1549647, 1831401, 2238379, 6715137, 20145411]

約数ペア:

[(1, 20145411), (3, 6715137), (9, 2238379), (11, 1831401), (13, 1549647), (33, 610467), (39, 516549), (99, 203489), (117, 172183), (121, 166491), (143, 140877), (363, 55497), (429, 46959), (1089, 18499), (1287, 15653), (1423, 14157), (1573, 12807), (4269, 4719)]