2017778032

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{993001}}^1$

素因数の和:993136

約数の個数: 20

約数和(自身を含む): 3940231936

約数和(自身を除く): 1922453904

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 993001, 1986002, 3972004, 7944008, 15888016, 126111127, 252222254, 504444508, 1008889016, 2017778032]

約数ペア:

[(1, 2017778032), (2, 1008889016), (4, 504444508), (8, 252222254), (16, 126111127), (127, 15888016), (254, 7944008), (508, 3972004), (1016, 1986002), (2032, 993001)]