18865171

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 16

約数和(自身を含む): 20902336

約数和(自身を除く): 2037165

約数列:

[1, 13, 73, 103, 193, 949, 1339, 2509, 7519, 14089, 19879, 97747, 183157, 258427, 1451167, 18865171]

約数ペア:

[(1, 18865171), (13, 1451167), (73, 258427), (103, 183157), (193, 97747), (949, 19879), (1339, 14089), (2509, 7519)]