19702184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 39323880

約数和(自身を除く): 19621696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 317, 457, 634, 914, 1268, 1828, 2536, 3656, 5389, 7769, 10778, 15538, 21556, 31076, 43112, 62152, 144869, 289738, 579476, 1158952, 2462773, 4925546, 9851092, 19702184]

約数ペア:

[(1, 19702184), (2, 9851092), (4, 4925546), (8, 2462773), (17, 1158952), (34, 579476), (68, 289738), (136, 144869), (317, 62152), (457, 43112), (634, 31076), (914, 21556), (1268, 15538), (1828, 10778), (2536, 7769), (3656, 5389)]