18280297

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 21935104

約数和(自身を除く): 3654807

約数列:

[1, 7, 31, 61, 217, 427, 1381, 1891, 9667, 13237, 42811, 84241, 299677, 589687, 2611471, 18280297]

約数ペア:

[(1, 18280297), (7, 2611471), (31, 589687), (61, 299677), (217, 84241), (427, 42811), (1381, 13237), (1891, 9667)]