20880451604

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{911}}^1\times {\mathrm{18307}}^1$

素因数の和:19535

約数の個数: 24

約数和(自身を含む): 36699777408

約数和(自身を除く): 15819325804

約数列:

[1, 2, 4, 313, 626, 911, 1252, 1822, 3644, 18307, 36614, 73228, 285143, 570286, 1140572, 5730091, 11460182, 16677677, 22920364, 33355354, 66710708, 5220112901, 10440225802, 20880451604]

約数ペア:

[(1, 20880451604), (2, 10440225802), (4, 5220112901), (313, 66710708), (626, 33355354), (911, 22920364), (1252, 16677677), (1822, 11460182), (3644, 5730091), (18307, 1140572), (36614, 570286), (73228, 285143)]