19418707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6151}}^1$

素因数の和:6210

約数の個数: 16

約数和(自身を含む): 24804864

約数和(自身を除く): 5386157

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6151, 43057, 67661, 252191, 473627, 1765337, 2774101, 19418707]

約数ペア:

[(1, 19418707), (7, 2774101), (11, 1765337), (41, 473627), (77, 252191), (287, 67661), (451, 43057), (3157, 6151)]