2080250019

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{4919}}^1$

素因数の和:5181

約数の個数: 40

約数和(自身を含む): 3257591040

約数和(自身を除く): 1177341021

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 227, 621, 681, 1863, 2043, 4919, 5221, 6129, 14757, 15663, 18387, 44271, 46989, 113137, 132813, 140967, 339411, 398439, 422901, 1018233, 1116613, 3054699, 3349839, 9164097, 10049517, 25682099, 30148551, 77046297, 90445653, 231138891, 693416673, 2080250019]

約数ペア:

[(1, 2080250019), (3, 693416673), (9, 231138891), (23, 90445653), (27, 77046297), (69, 30148551), (81, 25682099), (207, 10049517), (227, 9164097), (621, 3349839), (681, 3054699), (1863, 1116613), (2043, 1018233), (4919, 422901), (5221, 398439), (6129, 339411), (14757, 140967), (15663, 132813), (18387, 113137), (44271, 46989)]