20665574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20959}}^1$

素因数の和:21007

約数の個数: 16

約数和(自身を含む): 33955200

約数和(自身を除く): 13289626

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 20959, 41918, 356303, 607811, 712606, 1215622, 10332787, 20665574]

約数ペア:

[(1, 20665574), (2, 10332787), (17, 1215622), (29, 712606), (34, 607811), (58, 356303), (493, 41918), (986, 20959)]