20448014976

素因数分解:

$2^7\times 3^3\times {\mathrm{43}}^1\times {\mathrm{137597}}^1$

素因数の和:137663

約数の個数: 128

約数和(自身を含む): 61753982400

約数和(自身を除く): 41305967424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 86, 96, 108, 128, 129, 144, 172, 192, 216, 258, 288, 344, 384, 387, 432, 516, 576, 688, 774, 864, 1032, 1152, 1161, 1376, 1548, 1728, 2064, 2322, 2752, 3096, 3456, 4128, 4644, 5504, 6192, 8256, 9288, 12384, 16512, 18576, 24768, 37152, 49536, 74304, 137597, 148608, 275194, 412791, 550388, 825582, 1100776, 1238373, 1651164, 2201552, 2476746, 3302328, 3715119, 4403104, 4953492, 5916671, 6604656, 7430238, 8806208, 9906984, 11833342, 13209312, 14860476, 17612416, 17750013, 19813968, 23666684, 26418624, 29720952, 35500026, 39627936, 47333368, 52837248, 53250039, 59441904, 71000052, 79255872, 94666736, 106500078, 118883808, 142000104, 158511744, 159750117, 189333472, 213000156, 237767616, 284000208, 319500234, 378666944, 426000312, 475535232, 568000416, 639000468, 757333888, 852000624, 1136000832, 1278000936, 1704001248, 2272001664, 2556001872, 3408002496, 5112003744, 6816004992, 10224007488, 20448014976]

約数ペア:

[(1, 20448014976), (2, 10224007488), (3, 6816004992), (4, 5112003744), (6, 3408002496), (8, 2556001872), (9, 2272001664), (12, 1704001248), (16, 1278000936), (18, 1136000832), (24, 852000624), (27, 757333888), (32, 639000468), (36, 568000416), (43, 475535232), (48, 426000312), (54, 378666944), (64, 319500234), (72, 284000208), (86, 237767616), (96, 213000156), (108, 189333472), (128, 159750117), (129, 158511744), (144, 142000104), (172, 118883808), (192, 106500078), (216, 94666736), (258, 79255872), (288, 71000052), (344, 59441904), (384, 53250039), (387, 52837248), (432, 47333368), (516, 39627936), (576, 35500026), (688, 29720952), (774, 26418624), (864, 23666684), (1032, 19813968), (1152, 17750013), (1161, 17612416), (1376, 14860476), (1548, 13209312), (1728, 11833342), (2064, 9906984), (2322, 8806208), (2752, 7430238), (3096, 6604656), (3456, 5916671), (4128, 4953492), (4644, 4403104), (5504, 3715119), (6192, 3302328), (8256, 2476746), (9288, 2201552), (12384, 1651164), (16512, 1238373), (18576, 1100776), (24768, 825582), (37152, 550388), (49536, 412791), (74304, 275194), (137597, 148608)]