20515706082

素因数分解:

$2^1\times 3^6\times {\mathrm{53}}^1\times {\mathrm{265493}}^1$

素因数の和:265566

約数の個数: 56

約数和(自身を含む): 47009960604

約数和(自身を除く): 26494254522

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 243, 318, 477, 486, 729, 954, 1431, 1458, 2862, 4293, 8586, 12879, 25758, 38637, 77274, 265493, 530986, 796479, 1592958, 2389437, 4778874, 7168311, 14071129, 14336622, 21504933, 28142258, 42213387, 43009866, 64514799, 84426774, 126640161, 129029598, 193544397, 253280322, 379920483, 387088794, 759840966, 1139761449, 2279522898, 3419284347, 6838568694, 10257853041, 20515706082]

約数ペア:

[(1, 20515706082), (2, 10257853041), (3, 6838568694), (6, 3419284347), (9, 2279522898), (18, 1139761449), (27, 759840966), (53, 387088794), (54, 379920483), (81, 253280322), (106, 193544397), (159, 129029598), (162, 126640161), (243, 84426774), (318, 64514799), (477, 43009866), (486, 42213387), (729, 28142258), (954, 21504933), (1431, 14336622), (1458, 14071129), (2862, 7168311), (4293, 4778874), (8586, 2389437), (12879, 1592958), (25758, 796479), (38637, 530986), (77274, 265493)]