20417650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37123}}^1$

素因数の和:37146

約数の個数: 24

約数和(自身を含む): 41430384

約数和(自身を除く): 21012734

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37123, 74246, 185615, 371230, 408353, 816706, 928075, 1856150, 2041765, 4083530, 10208825, 20417650]

約数ペア:

[(1, 20417650), (2, 10208825), (5, 4083530), (10, 2041765), (11, 1856150), (22, 928075), (25, 816706), (50, 408353), (55, 371230), (110, 185615), (275, 74246), (550, 37123)]