25867504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{124363}}^1$

素因数の和:124384

約数の個数: 20

約数和(自身を含む): 53973976

約数和(自身を除く): 28106472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 124363, 248726, 497452, 994904, 1616719, 1989808, 3233438, 6466876, 12933752, 25867504]

約数ペア:

[(1, 25867504), (2, 12933752), (4, 6466876), (8, 3233438), (13, 1989808), (16, 1616719), (26, 994904), (52, 497452), (104, 248726), (208, 124363)]