18484204

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{6991}}^1$

素因数の和:7656

約数の個数: 12

約数和(自身を含む): 32400928

約数和(自身を除く): 13916724

約数列:

[1, 2, 4, 661, 1322, 2644, 6991, 13982, 27964, 4621051, 9242102, 18484204]

約数ペア:

[(1, 18484204), (2, 9242102), (4, 4621051), (661, 27964), (1322, 13982), (2644, 6991)]