20088341

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7121}}^1$

素因数の和:7172

約数の個数: 16

約数和(自身を含む): 25525248

約数和(自身を除く): 5436907

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7121, 49847, 92573, 220751, 648011, 1545257, 2869763, 20088341]

約数ペア:

[(1, 20088341), (7, 2869763), (13, 1545257), (31, 648011), (91, 220751), (217, 92573), (403, 49847), (2821, 7121)]