20191423

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 23595264

約数和(自身を除く): 3403841

約数列:

[1, 7, 97, 131, 227, 679, 917, 1589, 12707, 22019, 29737, 88949, 154133, 208159, 2884489, 20191423]

約数ペア:

[(1, 20191423), (7, 2884489), (97, 208159), (131, 154133), (227, 88949), (679, 29737), (917, 22019), (1589, 12707)]