20513530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50033}}^1$

素因数の和:50081

約数の個数: 16

約数和(自身を含む): 37825704

約数和(自身を除く): 17312174

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50033, 100066, 250165, 500330, 2051353, 4102706, 10256765, 20513530]

約数ペア:

[(1, 20513530), (2, 10256765), (5, 4102706), (10, 2051353), (41, 500330), (82, 250165), (205, 100066), (410, 50033)]