20741589

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23279}}^1$

素因数の和:23302

約数の個数: 20

約数和(自身を含む): 33802560

約数和(自身を除く): 13060971

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 23279, 69837, 209511, 256069, 628533, 768207, 1885599, 2304621, 6913863, 20741589]

約数ペア:

[(1, 20741589), (3, 6913863), (9, 2304621), (11, 1885599), (27, 768207), (33, 628533), (81, 256069), (99, 209511), (297, 69837), (891, 23279)]