16888976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81197}}^1$

素因数の和:81218

約数の個数: 20

約数和(自身を含む): 35239932

約数和(自身を除く): 18350956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81197, 162394, 324788, 649576, 1055561, 1299152, 2111122, 4222244, 8444488, 16888976]

約数ペア:

[(1, 16888976), (2, 8444488), (4, 4222244), (8, 2111122), (13, 1299152), (16, 1055561), (26, 649576), (52, 324788), (104, 162394), (208, 81197)]