19504881

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{7297}}^1$

素因数の和:7323

約数の個数: 24

約数和(自身を含む): 31877664

約数和(自身を除く): 12372783

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 7297, 21891, 65673, 80267, 197019, 240801, 591057, 722403, 1773171, 2167209, 6501627, 19504881]

約数ペア:

[(1, 19504881), (3, 6501627), (9, 2167209), (11, 1773171), (27, 722403), (33, 591057), (81, 240801), (99, 197019), (243, 80267), (297, 65673), (891, 21891), (2673, 7297)]