20560785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195817}}^1$

素因数の和:195832

約数の個数: 16

約数和(自身を含む): 37597056

約数和(自身を除く): 17036271

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195817, 587451, 979085, 1370719, 2937255, 4112157, 6853595, 20560785]

約数ペア:

[(1, 20560785), (3, 6853595), (5, 4112157), (7, 2937255), (15, 1370719), (21, 979085), (35, 587451), (105, 195817)]