20091069

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{673}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 30281472

約数和(自身を除く): 10190403

約数列:

[1, 3, 9, 31, 93, 107, 279, 321, 673, 963, 2019, 3317, 6057, 9951, 20863, 29853, 62589, 72011, 187767, 216033, 648099, 2232341, 6697023, 20091069]

約数ペア:

[(1, 20091069), (3, 6697023), (9, 2232341), (31, 648099), (93, 216033), (107, 187767), (279, 72011), (321, 62589), (673, 29853), (963, 20863), (2019, 9951), (3317, 6057)]