20180867530

素因数分解:

$2^1\times 5^1\times {\mathrm{4027}}^1\times {\mathrm{501139}}^1$

素因数の和:505173

約数の個数: 16

約数和(自身を含む): 36334654560

約数和(自身を除く): 16153787030

約数列:

[1, 2, 5, 10, 4027, 8054, 20135, 40270, 501139, 1002278, 2505695, 5011390, 2018086753, 4036173506, 10090433765, 20180867530]

約数ペア:

[(1, 20180867530), (2, 10090433765), (5, 4036173506), (10, 2018086753), (4027, 5011390), (8054, 2505695), (20135, 1002278), (40270, 501139)]