18494859

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{461}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 25369344

約数和(自身を除く): 6874485

約数列:

[1, 3, 43, 129, 311, 461, 933, 1383, 13373, 19823, 40119, 59469, 143371, 430113, 6164953, 18494859]

約数ペア:

[(1, 18494859), (3, 6164953), (43, 430113), (129, 143371), (311, 59469), (461, 40119), (933, 19823), (1383, 13373)]