19699173

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56123}}^1$

素因数の和:56145

約数の個数: 16

約数和(自身を含む): 31429440

約数和(自身を除く): 11730267

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56123, 168369, 505107, 729599, 1515321, 2188797, 6566391, 19699173]

約数ペア:

[(1, 19699173), (3, 6566391), (9, 2188797), (13, 1515321), (27, 729599), (39, 505107), (117, 168369), (351, 56123)]