678397212

素因数分解:

$2^2\times 3^2\times {\mathrm{1019}}^1\times {\mathrm{18493}}^1$

素因数の和:19522

約数の個数: 36

約数和(自身を含む): 1716613080

約数和(自身を除く): 1038215868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1019, 2038, 3057, 4076, 6114, 9171, 12228, 18342, 18493, 36684, 36986, 55479, 73972, 110958, 166437, 221916, 332874, 665748, 18844367, 37688734, 56533101, 75377468, 113066202, 169599303, 226132404, 339198606, 678397212]

約数ペア:

[(1, 678397212), (2, 339198606), (3, 226132404), (4, 169599303), (6, 113066202), (9, 75377468), (12, 56533101), (18, 37688734), (36, 18844367), (1019, 665748), (2038, 332874), (3057, 221916), (4076, 166437), (6114, 110958), (9171, 73972), (12228, 55479), (18342, 36986), (18493, 36684)]