18287507

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1171}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 22052352

約数和(自身を除く): 3764845

約数列:

[1, 7, 23, 97, 161, 679, 1171, 2231, 8197, 15617, 26933, 113587, 188531, 795109, 2612501, 18287507]

約数ペア:

[(1, 18287507), (7, 2612501), (23, 795109), (97, 188531), (161, 113587), (679, 26933), (1171, 15617), (2231, 8197)]