2019901011

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^2\times {\mathrm{1237}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 2808823920

約数和(自身を除く): 788922909

約数列:

[1, 3, 29, 87, 137, 411, 1237, 3711, 3973, 11919, 18769, 35873, 56307, 107619, 169469, 508407, 544301, 1632903, 4914601, 14743803, 23217253, 69651759, 673300337, 2019901011]

約数ペア:

[(1, 2019901011), (3, 673300337), (29, 69651759), (87, 23217253), (137, 14743803), (411, 4914601), (1237, 1632903), (3711, 544301), (3973, 508407), (11919, 169469), (18769, 107619), (35873, 56307)]