2049208816

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1803881}}^1$

素因数の和:1803960

約数の個数: 20

約数和(自身を含む): 4026264624

約数和(自身を除く): 1977055808

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1803881, 3607762, 7215524, 14431048, 28862096, 128075551, 256151102, 512302204, 1024604408, 2049208816]

約数ペア:

[(1, 2049208816), (2, 1024604408), (4, 512302204), (8, 256151102), (16, 128075551), (71, 28862096), (142, 14431048), (284, 7215524), (568, 3607762), (1136, 1803881)]