25549264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122833}}^1$

素因数の和:122854

約数の個数: 20

約数和(自身を含む): 53309956

約数和(自身を除く): 27760692

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122833, 245666, 491332, 982664, 1596829, 1965328, 3193658, 6387316, 12774632, 25549264]

約数ペア:

[(1, 25549264), (2, 12774632), (4, 6387316), (8, 3193658), (13, 1965328), (16, 1596829), (26, 982664), (52, 491332), (104, 245666), (208, 122833)]