12281438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6653}}^1$

素因数の和:6739

約数の個数: 16

約数和(自身を含む): 20121696

約数和(自身を除く): 7840258

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 6653, 13306, 86489, 172978, 472363, 944726, 6140719, 12281438]

約数ペア:

[(1, 12281438), (2, 6140719), (13, 944726), (26, 472363), (71, 172978), (142, 86489), (923, 13306), (1846, 6653)]