18208341

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 10303659

約数列:

[1, 3, 9, 23, 27, 69, 109, 207, 269, 327, 621, 807, 981, 2421, 2507, 2943, 6187, 7263, 7521, 18561, 22563, 29321, 55683, 67689, 87963, 167049, 263889, 674383, 791667, 2023149, 6069447, 18208341]

約数ペア:

[(1, 18208341), (3, 6069447), (9, 2023149), (23, 791667), (27, 674383), (69, 263889), (109, 167049), (207, 87963), (269, 67689), (327, 55683), (621, 29321), (807, 22563), (981, 18561), (2421, 7521), (2507, 7263), (2943, 6187)]