20820096

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 68739840

約数和(自身を除く): 47919744

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 53, 62, 64, 66, 72, 88, 93, 96, 99, 106, 124, 128, 132, 144, 159, 176, 186, 192, 198, 212, 248, 264, 279, 288, 318, 341, 352, 372, 384, 396, 424, 477, 496, 528, 558, 576, 583, 636, 682, 704, 744, 792, 848, 954, 992, 1023, 1056, 1116, 1152, 1166, 1272, 1364, 1408, 1488, 1584, 1643, 1696, 1749, 1908, 1984, 2046, 2112, 2232, 2332, 2544, 2728, 2976, 3069, 3168, 3286, 3392, 3498, 3816, 3968, 4092, 4224, 4464, 4664, 4929, 5088, 5247, 5456, 5952, 6138, 6336, 6572, 6784, 6996, 7632, 8184, 8928, 9328, 9858, 10176, 10494, 10912, 11904, 12276, 12672, 13144, 13992, 14787, 15264, 16368, 17856, 18073, 18656, 19716, 20352, 20988, 21824, 24552, 26288, 27984, 29574, 30528, 32736, 35712, 36146, 37312, 39432, 41976, 43648, 49104, 52576, 54219, 55968, 59148, 61056, 65472, 72292, 74624, 78864, 83952, 98208, 105152, 108438, 111936, 118296, 130944, 144584, 157728, 162657, 167904, 196416, 210304, 216876, 223872, 236592, 289168, 315456, 325314, 335808, 392832, 433752, 473184, 578336, 630912, 650628, 671616, 867504, 946368, 1156672, 1301256, 1735008, 1892736, 2313344, 2602512, 3470016, 5205024, 6940032, 10410048, 20820096]

約数ペア:

[(1, 20820096), (2, 10410048), (3, 6940032), (4, 5205024), (6, 3470016), (8, 2602512), (9, 2313344), (11, 1892736), (12, 1735008), (16, 1301256), (18, 1156672), (22, 946368), (24, 867504), (31, 671616), (32, 650628), (33, 630912), (36, 578336), (44, 473184), (48, 433752), (53, 392832), (62, 335808), (64, 325314), (66, 315456), (72, 289168), (88, 236592), (93, 223872), (96, 216876), (99, 210304), (106, 196416), (124, 167904), (128, 162657), (132, 157728), (144, 144584), (159, 130944), (176, 118296), (186, 111936), (192, 108438), (198, 105152), (212, 98208), (248, 83952), (264, 78864), (279, 74624), (288, 72292), (318, 65472), (341, 61056), (352, 59148), (372, 55968), (384, 54219), (396, 52576), (424, 49104), (477, 43648), (496, 41976), (528, 39432), (558, 37312), (576, 36146), (583, 35712), (636, 32736), (682, 30528), (704, 29574), (744, 27984), (792, 26288), (848, 24552), (954, 21824), (992, 20988), (1023, 20352), (1056, 19716), (1116, 18656), (1152, 18073), (1166, 17856), (1272, 16368), (1364, 15264), (1408, 14787), (1488, 13992), (1584, 13144), (1643, 12672), (1696, 12276), (1749, 11904), (1908, 10912), (1984, 10494), (2046, 10176), (2112, 9858), (2232, 9328), (2332, 8928), (2544, 8184), (2728, 7632), (2976, 6996), (3069, 6784), (3168, 6572), (3286, 6336), (3392, 6138), (3498, 5952), (3816, 5456), (3968, 5247), (4092, 5088), (4224, 4929), (4464, 4664)]