20340177

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2833

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 13407663

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2789, 7293, 8367, 30679, 36257, 47413, 92037, 108771, 142239, 398827, 521543, 616369, 1196481, 1564629, 1849107, 6780059, 20340177]

約数ペア:

[(1, 20340177), (3, 6780059), (11, 1849107), (13, 1564629), (17, 1196481), (33, 616369), (39, 521543), (51, 398827), (143, 142239), (187, 108771), (221, 92037), (429, 47413), (561, 36257), (663, 30679), (2431, 8367), (2789, 7293)]