20569718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7681}}^1$

素因数の和:7799

約数の個数: 16

約数和(自身を含む): 33554976

約数和(自身を除く): 12985258

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7681, 15362, 99853, 199706, 791143, 1582286, 10284859, 20569718]

約数ペア:

[(1, 20569718), (2, 10284859), (13, 1582286), (26, 791143), (103, 199706), (206, 99853), (1339, 15362), (2678, 7681)]