20665822

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{859}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 32446080

約数和(自身を除く): 11780258

約数列:

[1, 2, 23, 46, 523, 859, 1046, 1718, 12029, 19757, 24058, 39514, 449257, 898514, 10332911, 20665822]

約数ペア:

[(1, 20665822), (2, 10332911), (23, 898514), (46, 449257), (523, 39514), (859, 24058), (1046, 19757), (1718, 12029)]