18670678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1621}}^1$

素因数の和:2079

約数の個数: 16

約数和(自身を含む): 30247056

約数和(自身を除く): 11576378

約数列:

[1, 2, 13, 26, 443, 886, 1621, 3242, 5759, 11518, 21073, 42146, 718103, 1436206, 9335339, 18670678]

約数ペア:

[(1, 18670678), (2, 9335339), (13, 1436206), (26, 718103), (443, 42146), (886, 21073), (1621, 11518), (3242, 5759)]