20699470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17107}}^1$

素因数の和:17136

約数の個数: 24

約数和(自身を含む): 40956552

約数和(自身を除く): 20257082

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17107, 34214, 85535, 171070, 188177, 376354, 940885, 1881770, 2069947, 4139894, 10349735, 20699470]

約数ペア:

[(1, 20699470), (2, 10349735), (5, 4139894), (10, 2069947), (11, 1881770), (22, 940885), (55, 376354), (110, 188177), (121, 171070), (242, 85535), (605, 34214), (1210, 17107)]