25469392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122449}}^1$

素因数の和:122470

約数の個数: 20

約数和(自身を含む): 53143300

約数和(自身を除く): 27673908

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122449, 244898, 489796, 979592, 1591837, 1959184, 3183674, 6367348, 12734696, 25469392]

約数ペア:

[(1, 25469392), (2, 12734696), (4, 6367348), (8, 3183674), (13, 1959184), (16, 1591837), (26, 979592), (52, 489796), (104, 244898), (208, 122449)]