18508908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 47376000

約数和(自身を除く): 28867092

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 281, 499, 562, 843, 998, 1124, 1497, 1686, 1996, 2994, 3091, 3372, 5489, 5988, 6182, 9273, 10978, 12364, 16467, 18546, 21956, 32934, 37092, 65868, 140219, 280438, 420657, 560876, 841314, 1542409, 1682628, 3084818, 4627227, 6169636, 9254454, 18508908]

約数ペア:

[(1, 18508908), (2, 9254454), (3, 6169636), (4, 4627227), (6, 3084818), (11, 1682628), (12, 1542409), (22, 841314), (33, 560876), (44, 420657), (66, 280438), (132, 140219), (281, 65868), (499, 37092), (562, 32934), (843, 21956), (998, 18546), (1124, 16467), (1497, 12364), (1686, 10978), (1996, 9273), (2994, 6182), (3091, 5988), (3372, 5489)]