12821638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2713}}^1$

素因数の和:2871

約数の個数: 16

約数和(自身を含む): 20517840

約数和(自身を除く): 7696202

約数列:

[1, 2, 17, 34, 139, 278, 2363, 2713, 4726, 5426, 46121, 92242, 377107, 754214, 6410819, 12821638]

約数ペア:

[(1, 12821638), (2, 6410819), (17, 754214), (34, 377107), (139, 92242), (278, 46121), (2363, 5426), (2713, 4726)]