2018768368

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{250841}}^1$

素因数の和:251352

約数の個数: 20

約数和(自身を含む): 3919155408

約数和(自身を除く): 1900387040

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 250841, 501682, 1003364, 2006728, 4013456, 126173023, 252346046, 504692092, 1009384184, 2018768368]

約数ペア:

[(1, 2018768368), (2, 1009384184), (4, 504692092), (8, 252346046), (16, 126173023), (503, 4013456), (1006, 2006728), (2012, 1003364), (4024, 501682), (8048, 250841)]