17995439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2269}}^1$

素因数の和:2390

約数の個数: 16

約数和(自身を含む): 22663680

約数和(自身を除く): 4668241

約数列:

[1, 7, 11, 77, 103, 721, 1133, 2269, 7931, 15883, 24959, 174713, 233707, 1635949, 2570777, 17995439]

約数ペア:

[(1, 17995439), (7, 2570777), (11, 1635949), (77, 233707), (103, 174713), (721, 24959), (1133, 15883), (2269, 7931)]