81097216

素因数分解:

$2^9\times {\mathrm{158393}}^1$

素因数の和:158411

約数の個数: 20

約数和(自身を含む): 162037062

約数和(自身を除く): 80939846

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 158393, 316786, 633572, 1267144, 2534288, 5068576, 10137152, 20274304, 40548608, 81097216]

約数ペア:

[(1, 81097216), (2, 40548608), (4, 20274304), (8, 10137152), (16, 5068576), (32, 2534288), (64, 1267144), (128, 633572), (256, 316786), (512, 158393)]