25451504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122363}}^1$

素因数の和:122384

約数の個数: 20

約数和(自身を含む): 53105976

約数和(自身を除く): 27654472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122363, 244726, 489452, 978904, 1590719, 1957808, 3181438, 6362876, 12725752, 25451504]

約数ペア:

[(1, 25451504), (2, 12725752), (4, 6362876), (8, 3181438), (13, 1957808), (16, 1590719), (26, 978904), (52, 489452), (104, 244726), (208, 122363)]