19149949

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1657}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 23769088

約数和(自身を除く): 4619139

約数列:

[1, 7, 13, 91, 127, 889, 1651, 1657, 11557, 11599, 21541, 150787, 210439, 1473073, 2735707, 19149949]

約数ペア:

[(1, 19149949), (7, 2735707), (13, 1473073), (91, 210439), (127, 150787), (889, 21541), (1651, 11599), (1657, 11557)]