20682208

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20849}}^1$

素因数の和:20890

約数の個数: 24

約数和(自身を含む): 42033600

約数和(自身を除く): 21351392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20849, 41698, 83396, 166792, 333584, 646319, 667168, 1292638, 2585276, 5170552, 10341104, 20682208]

約数ペア:

[(1, 20682208), (2, 10341104), (4, 5170552), (8, 2585276), (16, 1292638), (31, 667168), (32, 646319), (62, 333584), (124, 166792), (248, 83396), (496, 41698), (992, 20849)]