19840026

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{23789}}^1$

素因数の和:23933

約数の個数: 16

約数和(自身を含む): 39967200

約数和(自身を除く): 20127174

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 23789, 47578, 71367, 142734, 3306671, 6613342, 9920013, 19840026]

約数ペア:

[(1, 19840026), (2, 9920013), (3, 6613342), (6, 3306671), (139, 142734), (278, 71367), (417, 47578), (834, 23789)]