25468144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122443}}^1$

素因数の和:122464

約数の個数: 20

約数和(自身を含む): 53140696

約数和(自身を除く): 27672552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122443, 244886, 489772, 979544, 1591759, 1959088, 3183518, 6367036, 12734072, 25468144]

約数ペア:

[(1, 25468144), (2, 12734072), (4, 6367036), (8, 3183518), (13, 1959088), (16, 1591759), (26, 979544), (52, 489772), (104, 244886), (208, 122443)]