20155311

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22621}}^1$

素因数の和:22644

約数の個数: 20

約数和(自身を含む): 32847144

約数和(自身を除く): 12691833

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22621, 67863, 203589, 248831, 610767, 746493, 1832301, 2239479, 6718437, 20155311]

約数ペア:

[(1, 20155311), (3, 6718437), (9, 2239479), (11, 1832301), (27, 746493), (33, 610767), (81, 248831), (99, 203589), (297, 67863), (891, 22621)]