2018873285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{39769}}^1$

素因数の和:39869

約数の個数: 32

約数和(自身を含む): 2886347520

約数和(自身を除く): 867474235

約数列:

[1, 5, 11, 13, 55, 65, 71, 143, 355, 715, 781, 923, 3905, 4615, 10153, 39769, 50765, 198845, 437459, 516997, 2187295, 2584985, 2823599, 5686967, 14117995, 28434835, 31059589, 36706787, 155297945, 183533935, 403774657, 2018873285]

約数ペア:

[(1, 2018873285), (5, 403774657), (11, 183533935), (13, 155297945), (55, 36706787), (65, 31059589), (71, 28434835), (143, 14117995), (355, 5686967), (715, 2823599), (781, 2584985), (923, 2187295), (3905, 516997), (4615, 437459), (10153, 198845), (39769, 50765)]