17993781

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 28258776

約数和(自身を除く): 10264995

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1361, 1469, 4083, 4407, 12249, 13221, 17693, 53079, 153793, 159237, 461379, 1384137, 1999309, 5997927, 17993781]

約数ペア:

[(1, 17993781), (3, 5997927), (9, 1999309), (13, 1384137), (39, 461379), (113, 159237), (117, 153793), (339, 53079), (1017, 17693), (1361, 13221), (1469, 12249), (4083, 4407)]