20316952

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{19997}}^1$

素因数の和:20130

約数の個数: 16

約数和(自身を含む): 38396160

約数和(自身を除く): 18079208

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 19997, 39994, 79988, 159976, 2539619, 5079238, 10158476, 20316952]

約数ペア:

[(1, 20316952), (2, 10158476), (4, 5079238), (8, 2539619), (127, 159976), (254, 79988), (508, 39994), (1016, 19997)]