20512990377

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{113287}}^1$

素因数の和:113394

約数の個数: 48

約数和(自身を含む): 33932021760

約数和(自身を除く): 13419031383

約数列:

[1, 3, 9, 11, 31, 33, 59, 93, 99, 177, 279, 341, 531, 649, 1023, 1829, 1947, 3069, 5487, 5841, 16461, 20119, 60357, 113287, 181071, 339861, 1019583, 1246157, 3511897, 3738471, 6683933, 10535691, 11215413, 20051799, 31607073, 38630867, 60155397, 73523263, 115892601, 207201923, 220569789, 347677803, 621605769, 661709367, 1864817307, 2279221153, 6837663459, 20512990377]

約数ペア:

[(1, 20512990377), (3, 6837663459), (9, 2279221153), (11, 1864817307), (31, 661709367), (33, 621605769), (59, 347677803), (93, 220569789), (99, 207201923), (177, 115892601), (279, 73523263), (341, 60155397), (531, 38630867), (649, 31607073), (1023, 20051799), (1829, 11215413), (1947, 10535691), (3069, 6683933), (5487, 3738471), (5841, 3511897), (16461, 1246157), (20119, 1019583), (60357, 339861), (113287, 181071)]