20785248

素因数分解:

$2^5\times 3^{10}\times {\mathrm{11}}^1$

素因数の和:51

約数の個数: 132

約数和(自身を含む): 66961188

約数和(自身を除く): 46175940

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 243, 264, 288, 297, 324, 352, 396, 432, 486, 528, 594, 648, 729, 792, 864, 891, 972, 1056, 1188, 1296, 1458, 1584, 1782, 1944, 2187, 2376, 2592, 2673, 2916, 3168, 3564, 3888, 4374, 4752, 5346, 5832, 6561, 7128, 7776, 8019, 8748, 9504, 10692, 11664, 13122, 14256, 16038, 17496, 19683, 21384, 23328, 24057, 26244, 28512, 32076, 34992, 39366, 42768, 48114, 52488, 59049, 64152, 69984, 72171, 78732, 85536, 96228, 104976, 118098, 128304, 144342, 157464, 192456, 209952, 216513, 236196, 256608, 288684, 314928, 384912, 433026, 472392, 577368, 629856, 649539, 769824, 866052, 944784, 1154736, 1299078, 1732104, 1889568, 2309472, 2598156, 3464208, 5196312, 6928416, 10392624, 20785248]

約数ペア:

[(1, 20785248), (2, 10392624), (3, 6928416), (4, 5196312), (6, 3464208), (8, 2598156), (9, 2309472), (11, 1889568), (12, 1732104), (16, 1299078), (18, 1154736), (22, 944784), (24, 866052), (27, 769824), (32, 649539), (33, 629856), (36, 577368), (44, 472392), (48, 433026), (54, 384912), (66, 314928), (72, 288684), (81, 256608), (88, 236196), (96, 216513), (99, 209952), (108, 192456), (132, 157464), (144, 144342), (162, 128304), (176, 118098), (198, 104976), (216, 96228), (243, 85536), (264, 78732), (288, 72171), (297, 69984), (324, 64152), (352, 59049), (396, 52488), (432, 48114), (486, 42768), (528, 39366), (594, 34992), (648, 32076), (729, 28512), (792, 26244), (864, 24057), (891, 23328), (972, 21384), (1056, 19683), (1188, 17496), (1296, 16038), (1458, 14256), (1584, 13122), (1782, 11664), (1944, 10692), (2187, 9504), (2376, 8748), (2592, 8019), (2673, 7776), (2916, 7128), (3168, 6561), (3564, 5832), (3888, 5346), (4374, 4752)]