18380307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12953}}^1$

素因数の和:13010

約数の個数: 16

約数和(自身を含む): 27358848

約数和(自身を除く): 8978541

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 12953, 38859, 142483, 427449, 556979, 1670937, 6126769, 18380307]

約数ペア:

[(1, 18380307), (3, 6126769), (11, 1670937), (33, 556979), (43, 427449), (129, 142483), (473, 38859), (1419, 12953)]