20512073470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293029621}}^1$

素因数の和:293029635

約数の個数: 16

約数和(自身を含む): 42196265568

約数和(自身を除く): 21684192098

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293029621, 586059242, 1465148105, 2051207347, 2930296210, 4102414694, 10256036735, 20512073470]

約数ペア:

[(1, 20512073470), (2, 10256036735), (5, 4102414694), (7, 2930296210), (10, 2051207347), (14, 1465148105), (35, 586059242), (70, 293029621)]