20753356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1259}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 39266640

約数和(自身を除く): 18513284

約数列:

[1, 2, 4, 13, 26, 52, 317, 634, 1259, 1268, 2518, 4121, 5036, 8242, 16367, 16484, 32734, 65468, 399103, 798206, 1596412, 5188339, 10376678, 20753356]

約数ペア:

[(1, 20753356), (2, 10376678), (4, 5188339), (13, 1596412), (26, 798206), (52, 399103), (317, 65468), (634, 32734), (1259, 16484), (1268, 16367), (2518, 8242), (4121, 5036)]