20552493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7219}}^1$

素因数の和:7308

約数の個数: 16

約数和(自身を含む): 29919680

約数和(自身を除く): 9367187

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 7219, 21657, 93847, 281541, 526987, 1580961, 6850831, 20552493]

約数ペア:

[(1, 20552493), (3, 6850831), (13, 1580961), (39, 526987), (73, 281541), (219, 93847), (949, 21657), (2847, 7219)]