20276784

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 47218896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 33, 34, 36, 44, 48, 51, 54, 66, 68, 72, 88, 99, 102, 108, 132, 136, 144, 153, 176, 187, 198, 204, 216, 251, 264, 272, 297, 306, 374, 396, 408, 432, 459, 502, 528, 561, 594, 612, 748, 753, 792, 816, 918, 1004, 1122, 1188, 1224, 1496, 1506, 1584, 1683, 1836, 2008, 2244, 2259, 2376, 2448, 2761, 2992, 3012, 3366, 3672, 4016, 4267, 4488, 4518, 4752, 5049, 5522, 6024, 6732, 6777, 7344, 8283, 8534, 8976, 9036, 10098, 11044, 12048, 12801, 13464, 13554, 16566, 17068, 18072, 20196, 22088, 24849, 25602, 26928, 27108, 33132, 34136, 36144, 38403, 40392, 44176, 46937, 49698, 51204, 54216, 66264, 68272, 74547, 76806, 80784, 93874, 99396, 102408, 108432, 115209, 132528, 140811, 149094, 153612, 187748, 198792, 204816, 230418, 281622, 298188, 307224, 375496, 397584, 422433, 460836, 563244, 596376, 614448, 750992, 844866, 921672, 1126488, 1192752, 1267299, 1689732, 1843344, 2252976, 2534598, 3379464, 5069196, 6758928, 10138392, 20276784]

約数ペア:

[(1, 20276784), (2, 10138392), (3, 6758928), (4, 5069196), (6, 3379464), (8, 2534598), (9, 2252976), (11, 1843344), (12, 1689732), (16, 1267299), (17, 1192752), (18, 1126488), (22, 921672), (24, 844866), (27, 750992), (33, 614448), (34, 596376), (36, 563244), (44, 460836), (48, 422433), (51, 397584), (54, 375496), (66, 307224), (68, 298188), (72, 281622), (88, 230418), (99, 204816), (102, 198792), (108, 187748), (132, 153612), (136, 149094), (144, 140811), (153, 132528), (176, 115209), (187, 108432), (198, 102408), (204, 99396), (216, 93874), (251, 80784), (264, 76806), (272, 74547), (297, 68272), (306, 66264), (374, 54216), (396, 51204), (408, 49698), (432, 46937), (459, 44176), (502, 40392), (528, 38403), (561, 36144), (594, 34136), (612, 33132), (748, 27108), (753, 26928), (792, 25602), (816, 24849), (918, 22088), (1004, 20196), (1122, 18072), (1188, 17068), (1224, 16566), (1496, 13554), (1506, 13464), (1584, 12801), (1683, 12048), (1836, 11044), (2008, 10098), (2244, 9036), (2259, 8976), (2376, 8534), (2448, 8283), (2761, 7344), (2992, 6777), (3012, 6732), (3366, 6024), (3672, 5522), (4016, 5049), (4267, 4752), (4488, 4518)]