2018205770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28831511}}^1$

素因数の和:28831525

約数の個数: 16

約数和(自身を含む): 4151737728

約数和(自身を除く): 2133531958

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28831511, 57663022, 144157555, 201820577, 288315110, 403641154, 1009102885, 2018205770]

約数ペア:

[(1, 2018205770), (2, 1009102885), (5, 403641154), (7, 288315110), (10, 201820577), (14, 144157555), (35, 57663022), (70, 28831511)]