20181363839

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2072647}}^1$

素因数の和:2072774

約数の個数: 16

約数和(自身を含む): 25070750208

約数和(自身を除く): 4889386369

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 2072647, 14508529, 26944411, 188610877, 221773229, 1552412603, 2883051977, 20181363839]

約数ペア:

[(1, 20181363839), (7, 2883051977), (13, 1552412603), (91, 221773229), (107, 188610877), (749, 26944411), (1391, 14508529), (9737, 2072647)]