18079227

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{9431}}^1$

素因数の和:9511

約数の個数: 16

約数和(自身を含む): 27164160

約数和(自身を除く): 9084933

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 9431, 28293, 84879, 254637, 669601, 2008803, 6026409, 18079227]

約数ペア:

[(1, 18079227), (3, 6026409), (9, 2008803), (27, 669601), (71, 254637), (213, 84879), (639, 28293), (1917, 9431)]