19941309

素因数分解:

$3^5\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 30139200

約数和(自身を除く): 10197891

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 599, 1233, 1797, 3699, 5391, 11097, 16173, 33291, 48519, 82063, 145557, 246189, 738567, 2215701, 6647103, 19941309]

約数ペア:

[(1, 19941309), (3, 6647103), (9, 2215701), (27, 738567), (81, 246189), (137, 145557), (243, 82063), (411, 48519), (599, 33291), (1233, 16173), (1797, 11097), (3699, 5391)]