25939576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{249419}}^1$

素因数の和:249438

約数の個数: 16

約数和(自身を含む): 52378200

約数和(自身を除く): 26438624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 249419, 498838, 997676, 1995352, 3242447, 6484894, 12969788, 25939576]

約数ペア:

[(1, 25939576), (2, 12969788), (4, 6484894), (8, 3242447), (13, 1995352), (26, 997676), (52, 498838), (104, 249419)]