20807726832

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{40487}}^1$

素因数の和:40627

約数の個数: 120

約数和(自身を含む): 60306390144

約数和(自身を除く): 39498663312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 83, 86, 129, 144, 166, 172, 249, 258, 332, 344, 387, 498, 516, 664, 688, 747, 774, 996, 1032, 1328, 1494, 1548, 1992, 2064, 2988, 3096, 3569, 3984, 5976, 6192, 7138, 10707, 11952, 14276, 21414, 28552, 32121, 40487, 42828, 57104, 64242, 80974, 85656, 121461, 128484, 161948, 171312, 242922, 256968, 323896, 364383, 485844, 513936, 647792, 728766, 971688, 1457532, 1740941, 1943376, 2915064, 3360421, 3481882, 5222823, 5830128, 6720842, 6963764, 10081263, 10445646, 13441684, 13927528, 15668469, 20162526, 20891292, 26883368, 27855056, 30243789, 31336938, 40325052, 41782584, 53766736, 60487578, 62673876, 80650104, 83565168, 120975156, 125347752, 144498103, 161300208, 241950312, 250695504, 288996206, 433494309, 483900624, 577992412, 866988618, 1155984824, 1300482927, 1733977236, 2311969648, 2600965854, 3467954472, 5201931708, 6935908944, 10403863416, 20807726832]

約数ペア:

[(1, 20807726832), (2, 10403863416), (3, 6935908944), (4, 5201931708), (6, 3467954472), (8, 2600965854), (9, 2311969648), (12, 1733977236), (16, 1300482927), (18, 1155984824), (24, 866988618), (36, 577992412), (43, 483900624), (48, 433494309), (72, 288996206), (83, 250695504), (86, 241950312), (129, 161300208), (144, 144498103), (166, 125347752), (172, 120975156), (249, 83565168), (258, 80650104), (332, 62673876), (344, 60487578), (387, 53766736), (498, 41782584), (516, 40325052), (664, 31336938), (688, 30243789), (747, 27855056), (774, 26883368), (996, 20891292), (1032, 20162526), (1328, 15668469), (1494, 13927528), (1548, 13441684), (1992, 10445646), (2064, 10081263), (2988, 6963764), (3096, 6720842), (3569, 5830128), (3984, 5222823), (5976, 3481882), (6192, 3360421), (7138, 2915064), (10707, 1943376), (11952, 1740941), (14276, 1457532), (21414, 971688), (28552, 728766), (32121, 647792), (40487, 513936), (42828, 485844), (57104, 364383), (64242, 323896), (80974, 256968), (85656, 242922), (121461, 171312), (128484, 161948)]