2088955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 16

約数和(自身を含む): 2880000

約数和(自身を除く): 791045

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1999, 9995, 21989, 37981, 109945, 189905, 417791, 2088955]

約数ペア:

[(1, 2088955), (5, 417791), (11, 189905), (19, 109945), (55, 37981), (95, 21989), (209, 9995), (1045, 1999)]