20594079

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{18911}}^1$

素因数の和:18939

約数の個数: 18

約数和(自身を含む): 32698848

約数和(自身を除く): 12104769

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 18911, 56733, 170199, 208021, 624063, 1872189, 2288231, 6864693, 20594079]

約数ペア:

[(1, 20594079), (3, 6864693), (9, 2288231), (11, 1872189), (33, 624063), (99, 208021), (121, 170199), (363, 56733), (1089, 18911)]