18856314

素因数分解:

$2^1\times 3^9\times {\mathrm{479}}^1$

素因数の和:508

約数の個数: 40

約数和(自身を含む): 42514560

約数和(自身を除く): 23658246

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 479, 486, 729, 958, 1437, 1458, 2187, 2874, 4311, 4374, 6561, 8622, 12933, 13122, 19683, 25866, 38799, 39366, 77598, 116397, 232794, 349191, 698382, 1047573, 2095146, 3142719, 6285438, 9428157, 18856314]

約数ペア:

[(1, 18856314), (2, 9428157), (3, 6285438), (6, 3142719), (9, 2095146), (18, 1047573), (27, 698382), (54, 349191), (81, 232794), (162, 116397), (243, 77598), (479, 39366), (486, 38799), (729, 25866), (958, 19683), (1437, 13122), (1458, 12933), (2187, 8622), (2874, 6561), (4311, 4374)]