18885321

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23059}}^1$

素因数の和:23085

約数の個数: 24

約数和(自身を含む): 33575360

約数和(自身を除く): 14690039

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 23059, 69177, 161413, 207531, 299767, 484239, 899301, 1452717, 2098369, 2697903, 6295107, 18885321]

約数ペア:

[(1, 18885321), (3, 6295107), (7, 2697903), (9, 2098369), (13, 1452717), (21, 899301), (39, 484239), (63, 299767), (91, 207531), (117, 161413), (273, 69177), (819, 23059)]