20863601854

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1\times {\mathrm{304961}}^1$

素因数の和:305475

約数の個数: 16

約数和(自身を含む): 31764841920

約数和(自身を除く): 10901240066

約数列:

[1, 2, 79, 158, 433, 866, 34207, 68414, 304961, 609922, 24091919, 48183838, 132048113, 264096226, 10431800927, 20863601854]

約数ペア:

[(1, 20863601854), (2, 10431800927), (79, 264096226), (158, 132048113), (433, 48183838), (866, 24091919), (34207, 609922), (68414, 304961)]