19558427

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 23242752

約数和(自身を除く): 3684325

約数列:

[1, 7, 31, 193, 217, 467, 1351, 3269, 5983, 14477, 41881, 90131, 101339, 630917, 2794061, 19558427]

約数ペア:

[(1, 19558427), (7, 2794061), (31, 630917), (193, 101339), (217, 90131), (467, 41881), (1351, 14477), (3269, 5983)]