20806685824

素因数分解:

$2^7\times {\mathrm{162552233}}^1$

素因数の和:162552247

約数の個数: 16

約数和(自身を含む): 41450819670

約数和(自身を除く): 20644133846

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 162552233, 325104466, 650208932, 1300417864, 2600835728, 5201671456, 10403342912, 20806685824]

約数ペア:

[(1, 20806685824), (2, 10403342912), (4, 5201671456), (8, 2600835728), (16, 1300417864), (32, 650208932), (64, 325104466), (128, 162552233)]