20285716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1753}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 38896704

約数和(自身を除く): 18610988

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 1753, 2893, 3506, 5786, 7012, 11572, 19283, 38566, 77132, 461039, 922078, 1844156, 5071429, 10142858, 20285716]

約数ペア:

[(1, 20285716), (2, 10142858), (4, 5071429), (11, 1844156), (22, 922078), (44, 461039), (263, 77132), (526, 38566), (1052, 19283), (1753, 11572), (2893, 7012), (3506, 5786)]