18942755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2579}}^1$

素因数の和:2710

約数の個数: 16

約数和(自身を含む): 24706080

約数和(自身を除く): 5763325

約数列:

[1, 5, 13, 65, 113, 565, 1469, 2579, 7345, 12895, 33527, 167635, 291427, 1457135, 3788551, 18942755]

約数ペア:

[(1, 18942755), (5, 3788551), (13, 1457135), (65, 291427), (113, 167635), (565, 33527), (1469, 12895), (2579, 7345)]