20442889984

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 47193507200

約数和(自身を除く): 26750617216

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 61, 62, 64, 88, 121, 122, 124, 128, 176, 242, 244, 248, 256, 341, 349, 352, 484, 488, 496, 671, 682, 698, 704, 968, 976, 992, 1342, 1364, 1396, 1408, 1891, 1936, 1952, 1984, 2684, 2728, 2792, 2816, 3751, 3782, 3839, 3872, 3904, 3968, 5368, 5456, 5584, 7381, 7502, 7564, 7678, 7744, 7808, 7936, 10736, 10819, 10912, 11168, 14762, 15004, 15128, 15356, 15488, 15616, 20801, 21289, 21472, 21638, 21824, 22336, 29524, 30008, 30256, 30712, 30976, 41602, 42229, 42578, 42944, 43276, 43648, 44672, 59048, 60016, 60512, 61424, 83204, 84458, 85156, 85888, 86552, 87296, 89344, 118096, 119009, 120032, 121024, 122848, 166408, 168916, 170312, 171776, 173104, 228811, 234179, 236192, 238018, 240064, 242048, 245696, 332816, 337832, 340624, 346208, 457622, 468358, 472384, 476036, 480128, 484096, 491392, 659959, 665632, 675664, 681248, 692416, 915244, 936716, 944768, 952072, 960256, 982784, 1309099, 1319918, 1331264, 1351328, 1362496, 1384832, 1830488, 1873432, 1889536, 1904144, 2575969, 2618198, 2639836, 2662528, 2702656, 2724992, 2769664, 3660976, 3746864, 3808288, 5151938, 5236396, 5279672, 5325056, 5405312, 5449984, 7259549, 7321952, 7493728, 7616576, 10303876, 10472792, 10559344, 10810624, 14519098, 14643904, 14987456, 15233152, 20607752, 20945584, 21118688, 29038196, 29287808, 29974912, 30466304, 41215504, 41891168, 42237376, 58076392, 58575616, 59949824, 79855039, 82431008, 83782336, 84474752, 116152784, 159710078, 164862016, 167564672, 168949504, 232305568, 319420156, 329724032, 335129344, 464611136, 638840312, 659448064, 929222272, 1277680624, 1858444544, 2555361248, 5110722496, 10221444992, 20442889984]

約数ペア:

[(1, 20442889984), (2, 10221444992), (4, 5110722496), (8, 2555361248), (11, 1858444544), (16, 1277680624), (22, 929222272), (31, 659448064), (32, 638840312), (44, 464611136), (61, 335129344), (62, 329724032), (64, 319420156), (88, 232305568), (121, 168949504), (122, 167564672), (124, 164862016), (128, 159710078), (176, 116152784), (242, 84474752), (244, 83782336), (248, 82431008), (256, 79855039), (341, 59949824), (349, 58575616), (352, 58076392), (484, 42237376), (488, 41891168), (496, 41215504), (671, 30466304), (682, 29974912), (698, 29287808), (704, 29038196), (968, 21118688), (976, 20945584), (992, 20607752), (1342, 15233152), (1364, 14987456), (1396, 14643904), (1408, 14519098), (1891, 10810624), (1936, 10559344), (1952, 10472792), (1984, 10303876), (2684, 7616576), (2728, 7493728), (2792, 7321952), (2816, 7259549), (3751, 5449984), (3782, 5405312), (3839, 5325056), (3872, 5279672), (3904, 5236396), (3968, 5151938), (5368, 3808288), (5456, 3746864), (5584, 3660976), (7381, 2769664), (7502, 2724992), (7564, 2702656), (7678, 2662528), (7744, 2639836), (7808, 2618198), (7936, 2575969), (10736, 1904144), (10819, 1889536), (10912, 1873432), (11168, 1830488), (14762, 1384832), (15004, 1362496), (15128, 1351328), (15356, 1331264), (15488, 1319918), (15616, 1309099), (20801, 982784), (21289, 960256), (21472, 952072), (21638, 944768), (21824, 936716), (22336, 915244), (29524, 692416), (30008, 681248), (30256, 675664), (30712, 665632), (30976, 659959), (41602, 491392), (42229, 484096), (42578, 480128), (42944, 476036), (43276, 472384), (43648, 468358), (44672, 457622), (59048, 346208), (60016, 340624), (60512, 337832), (61424, 332816), (83204, 245696), (84458, 242048), (85156, 240064), (85888, 238018), (86552, 236192), (87296, 234179), (89344, 228811), (118096, 173104), (119009, 171776), (120032, 170312), (121024, 168916), (122848, 166408)]