20827755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35603}}^1$

素因数の和:35627

約数の個数: 24

約数和(自身を含む): 38879568

約数和(自身を除く): 18051813

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 35603, 106809, 178015, 320427, 462839, 534045, 1388517, 1602135, 2314195, 4165551, 6942585, 20827755]

約数ペア:

[(1, 20827755), (3, 6942585), (5, 4165551), (9, 2314195), (13, 1602135), (15, 1388517), (39, 534045), (45, 462839), (65, 320427), (117, 178015), (195, 106809), (585, 35603)]