19939023

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{883}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 31212272

約数和(自身を除く): 11273249

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 883, 1737, 2509, 2649, 7527, 7947, 11479, 22581, 34437, 103311, 170419, 511257, 1533771, 2215447, 6646341, 19939023]

約数ペア:

[(1, 19939023), (3, 6646341), (9, 2215447), (13, 1533771), (39, 511257), (117, 170419), (193, 103311), (579, 34437), (883, 22581), (1737, 11479), (2509, 7947), (2649, 7527)]