188647540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{97241}}^1$

素因数の和:97347

約数の個数: 24

約数和(自身を含む): 400248072

約数和(自身を除く): 211600532

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 97241, 194482, 388964, 486205, 972410, 1944820, 9432377, 18864754, 37729508, 47161885, 94323770, 188647540]

約数ペア:

[(1, 188647540), (2, 94323770), (4, 47161885), (5, 37729508), (10, 18864754), (20, 9432377), (97, 1944820), (194, 972410), (388, 486205), (485, 388964), (970, 194482), (1940, 97241)]