20535790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{186689}}^1$

素因数の和:186707

約数の個数: 16

約数和(自身を含む): 40325040

約数和(自身を除く): 19789250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 186689, 373378, 933445, 1866890, 2053579, 4107158, 10267895, 20535790]

約数ペア:

[(1, 20535790), (2, 10267895), (5, 4107158), (10, 2053579), (11, 1866890), (22, 933445), (55, 373378), (110, 186689)]