20999709204

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102939751}}^1$

素因数の和:102939775

約数の個数: 24

約数和(自身を含む): 51881635008

約数和(自身を除く): 30881925804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102939751, 205879502, 308819253, 411759004, 617638506, 1235277012, 1749975767, 3499951534, 5249927301, 6999903068, 10499854602, 20999709204]

約数ペア:

[(1, 20999709204), (2, 10499854602), (3, 6999903068), (4, 5249927301), (6, 3499951534), (12, 1749975767), (17, 1235277012), (34, 617638506), (51, 411759004), (68, 308819253), (102, 205879502), (204, 102939751)]