2018374865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{437351}}^1$

素因数の和:437440

約数の個数: 16

約数和(自身を含む): 2645104896

約数和(自身を除く): 626730031

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 437351, 2186755, 5685563, 28427815, 31051921, 155259605, 403674973, 2018374865]

約数ペア:

[(1, 2018374865), (5, 403674973), (13, 155259605), (65, 31051921), (71, 28427815), (355, 5685563), (923, 2186755), (4615, 437351)]