19263897

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 28571400

約数和(自身を除く): 9307503

約数列:

[1, 3, 9, 73, 109, 219, 269, 327, 657, 807, 981, 2421, 7957, 19637, 23871, 29321, 58911, 71613, 87963, 176733, 263889, 2140433, 6421299, 19263897]

約数ペア:

[(1, 19263897), (3, 6421299), (9, 2140433), (73, 263889), (109, 176733), (219, 87963), (269, 71613), (327, 58911), (657, 29321), (807, 23871), (981, 19637), (2421, 7957)]