20770293861

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{82003}}^1$

素因数の和:82127

約数の個数: 40

約数和(自身を含む): 32148848160

約数和(自身を除く): 11378554299

約数列:

[1, 3, 9, 27, 53, 59, 81, 159, 177, 477, 531, 1431, 1593, 3127, 4293, 4779, 9381, 28143, 82003, 84429, 246009, 253287, 738027, 2214081, 4346159, 4838177, 6642243, 13038477, 14514531, 39115431, 43543593, 117346293, 130630779, 256423381, 352038879, 391892337, 769270143, 2307810429, 6923431287, 20770293861]

約数ペア:

[(1, 20770293861), (3, 6923431287), (9, 2307810429), (27, 769270143), (53, 391892337), (59, 352038879), (81, 256423381), (159, 130630779), (177, 117346293), (477, 43543593), (531, 39115431), (1431, 14514531), (1593, 13038477), (3127, 6642243), (4293, 4838177), (4779, 4346159), (9381, 2214081), (28143, 738027), (82003, 253287), (84429, 246009)]