20784472076

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{2089}}^1\times {\mathrm{25643}}^1$

素因数の和:27833

約数の個数: 24

約数和(自身を含む): 36766828560

約数和(自身を除く): 15982356484

約数列:

[1, 2, 4, 97, 194, 388, 2089, 4178, 8356, 25643, 51286, 102572, 202633, 405266, 810532, 2487371, 4974742, 9949484, 53568227, 107136454, 214272908, 5196118019, 10392236038, 20784472076]

約数ペア:

[(1, 20784472076), (2, 10392236038), (4, 5196118019), (97, 214272908), (194, 107136454), (388, 53568227), (2089, 9949484), (4178, 4974742), (8356, 2487371), (25643, 810532), (51286, 405266), (102572, 202633)]