20161502081

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1\times {\mathrm{1697}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 24314273280

約数和(自身を除く): 4152771199

約数列:

[1, 7, 23, 109, 161, 677, 763, 1697, 2507, 4739, 11879, 15571, 17549, 39031, 73793, 108997, 184973, 273217, 516551, 1148869, 1294811, 1697239, 4254379, 8042083, 11880673, 26423987, 29780653, 125226721, 184967909, 876587047, 2880214583, 20161502081]

約数ペア:

[(1, 20161502081), (7, 2880214583), (23, 876587047), (109, 184967909), (161, 125226721), (677, 29780653), (763, 26423987), (1697, 11880673), (2507, 8042083), (4739, 4254379), (11879, 1697239), (15571, 1294811), (17549, 1148869), (39031, 516551), (73793, 273217), (108997, 184973)]