20836210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71849}}^1$

素因数の和:71885

約数の個数: 16

約数和(自身を含む): 38799000

約数和(自身を除く): 17962790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 71849, 143698, 359245, 718490, 2083621, 4167242, 10418105, 20836210]

約数ペア:

[(1, 20836210), (2, 10418105), (5, 4167242), (10, 2083621), (29, 718490), (58, 359245), (145, 143698), (290, 71849)]