20605702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1789}}^1$

素因数の和:2247

約数の個数: 16

約数和(自身を含む): 33379920

約数和(自身を除く): 12774218

約数列:

[1, 2, 13, 26, 443, 886, 1789, 3578, 5759, 11518, 23257, 46514, 792527, 1585054, 10302851, 20605702]

約数ペア:

[(1, 20605702), (2, 10302851), (13, 1585054), (26, 792527), (443, 46514), (886, 23257), (1789, 11518), (3578, 5759)]