20199137260

素因数分解:

$2^2\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{537497}}^1$

素因数の和:539385

約数の個数: 24

約数和(自身を含む): 42440842080

約数和(自身を除く): 22241704820

約数列:

[1, 2, 4, 5, 10, 20, 1879, 3758, 7516, 9395, 18790, 37580, 537497, 1074994, 2149988, 2687485, 5374970, 10749940, 1009956863, 2019913726, 4039827452, 5049784315, 10099568630, 20199137260]

約数ペア:

[(1, 20199137260), (2, 10099568630), (4, 5049784315), (5, 4039827452), (10, 2019913726), (20, 1009956863), (1879, 10749940), (3758, 5374970), (7516, 2687485), (9395, 2149988), (18790, 1074994), (37580, 537497)]