20694382107

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{5279}}^1$

素因数の和:5516

約数の個数: 64

約数和(自身を含む): 33636556800

約数和(自身を除く): 12942174693

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 157, 203, 287, 471, 609, 861, 1099, 1189, 3297, 3567, 4553, 5279, 6437, 8323, 13659, 15837, 19311, 24969, 31871, 36953, 45059, 95613, 110859, 135177, 153091, 186673, 216439, 459273, 560019, 649317, 828803, 1071637, 1306711, 1515073, 2486409, 3214911, 3920133, 4545219, 5801621, 6276731, 17404863, 18830193, 24035287, 33980923, 43937117, 72105861, 101942769, 131811351, 168247009, 237866461, 504741027, 713599383, 985446767, 2956340301, 6898127369, 20694382107]

約数ペア:

[(1, 20694382107), (3, 6898127369), (7, 2956340301), (21, 985446767), (29, 713599383), (41, 504741027), (87, 237866461), (123, 168247009), (157, 131811351), (203, 101942769), (287, 72105861), (471, 43937117), (609, 33980923), (861, 24035287), (1099, 18830193), (1189, 17404863), (3297, 6276731), (3567, 5801621), (4553, 4545219), (5279, 3920133), (6437, 3214911), (8323, 2486409), (13659, 1515073), (15837, 1306711), (19311, 1071637), (24969, 828803), (31871, 649317), (36953, 560019), (45059, 459273), (95613, 216439), (110859, 186673), (135177, 153091)]