18138306

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131437}}^1$

素因数の和:131465

約数の個数: 16

約数和(自身を含む): 37854144

約数和(自身を除く): 19715838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 131437, 262874, 394311, 788622, 3023051, 6046102, 9069153, 18138306]

約数ペア:

[(1, 18138306), (2, 9069153), (3, 6046102), (6, 3023051), (23, 788622), (46, 394311), (69, 262874), (138, 131437)]