2009179985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{47741}}^1$

素因数の和:48208

約数の個数: 16

約数和(自身を含む): 2543693760

約数和(自身を除く): 534513775

約数列:

[1, 5, 19, 95, 443, 2215, 8417, 42085, 47741, 238705, 907079, 4535395, 21149263, 105746315, 401835997, 2009179985]

約数ペア:

[(1, 2009179985), (5, 401835997), (19, 105746315), (95, 21149263), (443, 4535395), (2215, 907079), (8417, 238705), (42085, 47741)]