18542991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8669}}^1$

素因数の和:8726

約数の個数: 16

約数和(自身を含む): 26634240

約数和(自身を除く): 8091249

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 8669, 26007, 199387, 268739, 598161, 806217, 6180997, 18542991]

約数ペア:

[(1, 18542991), (3, 6180997), (23, 806217), (31, 598161), (69, 268739), (93, 199387), (713, 26007), (2139, 8669)]