20769063

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7219}}^1$

素因数の和:7366

約数の個数: 16

約数和(自身を含む): 31883520

約数和(自身を除く): 11114457

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 7219, 21657, 50533, 151599, 989003, 2967009, 6923021, 20769063]

約数ペア:

[(1, 20769063), (3, 6923021), (7, 2967009), (21, 989003), (137, 151599), (411, 50533), (959, 21657), (2877, 7219)]