18458906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 30799440

約数和(自身を除く): 12340534

約数列:

[1, 2, 17, 29, 34, 58, 97, 193, 194, 386, 493, 986, 1649, 2813, 3281, 3298, 5597, 5626, 6562, 11194, 18721, 37442, 47821, 95149, 95642, 190298, 318257, 542909, 636514, 1085818, 9229453, 18458906]

約数ペア:

[(1, 18458906), (2, 9229453), (17, 1085818), (29, 636514), (34, 542909), (58, 318257), (97, 190298), (193, 95642), (194, 95149), (386, 47821), (493, 37442), (986, 18721), (1649, 11194), (2813, 6562), (3281, 5626), (3298, 5597)]