18174819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 9887901

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 347, 663, 1027, 1041, 1343, 3081, 4029, 4511, 5899, 13533, 17459, 17697, 27413, 52377, 76687, 82239, 230061, 356369, 466021, 1069107, 1398063, 6058273, 18174819]

約数ペア:

[(1, 18174819), (3, 6058273), (13, 1398063), (17, 1069107), (39, 466021), (51, 356369), (79, 230061), (221, 82239), (237, 76687), (347, 52377), (663, 27413), (1027, 17697), (1041, 17459), (1343, 13533), (3081, 5899), (4029, 4511)]