20495465984

素因数分解:

$2^9\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 360

約数和(自身を含む): 52608650688

約数和(自身を除く): 32113184704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 64, 73, 76, 98, 112, 124, 128, 133, 146, 152, 196, 217, 224, 248, 256, 266, 292, 304, 361, 392, 434, 448, 496, 511, 512, 532, 584, 589, 608, 722, 784, 868, 896, 931, 992, 1022, 1064, 1168, 1178, 1216, 1387, 1444, 1519, 1568, 1736, 1792, 1862, 1984, 2044, 2128, 2263, 2336, 2356, 2432, 2527, 2774, 2888, 3038, 3136, 3472, 3577, 3584, 3724, 3968, 4088, 4123, 4256, 4526, 4672, 4712, 4864, 5054, 5548, 5776, 6076, 6272, 6944, 7154, 7448, 7936, 8176, 8246, 8512, 9052, 9344, 9424, 9709, 9728, 10108, 11096, 11191, 11552, 12152, 12544, 13888, 14308, 14896, 15841, 15872, 16352, 16492, 17024, 17689, 18104, 18688, 18848, 19418, 20216, 22192, 22382, 23104, 24304, 25088, 26353, 27776, 28616, 28861, 29792, 31682, 32704, 32984, 34048, 35378, 36208, 37376, 37696, 38836, 40432, 42997, 44384, 44764, 46208, 48608, 52706, 55552, 57232, 57722, 59584, 63364, 65408, 65968, 67963, 68096, 70756, 72416, 75392, 77672, 78337, 80864, 85994, 88768, 89528, 92416, 97216, 105412, 110887, 111104, 114464, 115444, 119168, 126728, 130816, 131936, 135926, 141512, 144832, 150784, 155344, 156674, 161728, 171988, 177536, 179056, 184471, 184832, 194432, 210824, 221774, 228928, 230888, 238336, 253456, 261632, 263872, 271852, 283024, 289664, 300979, 301568, 310688, 313348, 323456, 343976, 355072, 358112, 368942, 388864, 421648, 443548, 457856, 461776, 476672, 506912, 527744, 543704, 548359, 566048, 579328, 601958, 621376, 626696, 646912, 687952, 710144, 716224, 737884, 777728, 816943, 843296, 887096, 915712, 923552, 1013824, 1055488, 1087408, 1096718, 1132096, 1158656, 1203916, 1242752, 1253392, 1291297, 1293824, 1375904, 1432448, 1475768, 1633886, 1686592, 1774192, 1831424, 1847104, 2027648, 2106853, 2110976, 2174816, 2193436, 2264192, 2407832, 2485504, 2506784, 2582594, 2751808, 2864896, 2951536, 3267772, 3373184, 3548384, 3694208, 4055296, 4213706, 4349632, 4386872, 4528384, 4815664, 4971008, 5013568, 5165188, 5503616, 5718601, 5729792, 5903072, 6535544, 6746368, 7096768, 7388416, 8110592, 8427412, 8699264, 8773744, 9056768, 9631328, 10027136, 10330376, 11007232, 11437202, 11806144, 13071088, 13492736, 14193536, 14776832, 16854824, 17398528, 17547488, 19262656, 20054272, 20660752, 22014464, 22874404, 23612288, 26142176, 28387072, 33709648, 34797056, 35094976, 38525312, 40030207, 40108544, 41321504, 45748808, 47224576, 52284352, 56774144, 67419296, 70189952, 77050624, 80060414, 82643008, 91497616, 94449152, 104568704, 134838592, 140379904, 154101248, 160120828, 165286016, 182995232, 209137408, 269677184, 280759808, 320241656, 330572032, 365990464, 418274816, 539354368, 640483312, 661144064, 731980928, 1078708736, 1280966624, 1463961856, 2561933248, 2927923712, 5123866496, 10247732992, 20495465984]

約数ペア:

[(1, 20495465984), (2, 10247732992), (4, 5123866496), (7, 2927923712), (8, 2561933248), (14, 1463961856), (16, 1280966624), (19, 1078708736), (28, 731980928), (31, 661144064), (32, 640483312), (38, 539354368), (49, 418274816), (56, 365990464), (62, 330572032), (64, 320241656), (73, 280759808), (76, 269677184), (98, 209137408), (112, 182995232), (124, 165286016), (128, 160120828), (133, 154101248), (146, 140379904), (152, 134838592), (196, 104568704), (217, 94449152), (224, 91497616), (248, 82643008), (256, 80060414), (266, 77050624), (292, 70189952), (304, 67419296), (361, 56774144), (392, 52284352), (434, 47224576), (448, 45748808), (496, 41321504), (511, 40108544), (512, 40030207), (532, 38525312), (584, 35094976), (589, 34797056), (608, 33709648), (722, 28387072), (784, 26142176), (868, 23612288), (896, 22874404), (931, 22014464), (992, 20660752), (1022, 20054272), (1064, 19262656), (1168, 17547488), (1178, 17398528), (1216, 16854824), (1387, 14776832), (1444, 14193536), (1519, 13492736), (1568, 13071088), (1736, 11806144), (1792, 11437202), (1862, 11007232), (1984, 10330376), (2044, 10027136), (2128, 9631328), (2263, 9056768), (2336, 8773744), (2356, 8699264), (2432, 8427412), (2527, 8110592), (2774, 7388416), (2888, 7096768), (3038, 6746368), (3136, 6535544), (3472, 5903072), (3577, 5729792), (3584, 5718601), (3724, 5503616), (3968, 5165188), (4088, 5013568), (4123, 4971008), (4256, 4815664), (4526, 4528384), (4672, 4386872), (4712, 4349632), (4864, 4213706), (5054, 4055296), (5548, 3694208), (5776, 3548384), (6076, 3373184), (6272, 3267772), (6944, 2951536), (7154, 2864896), (7448, 2751808), (7936, 2582594), (8176, 2506784), (8246, 2485504), (8512, 2407832), (9052, 2264192), (9344, 2193436), (9424, 2174816), (9709, 2110976), (9728, 2106853), (10108, 2027648), (11096, 1847104), (11191, 1831424), (11552, 1774192), (12152, 1686592), (12544, 1633886), (13888, 1475768), (14308, 1432448), (14896, 1375904), (15841, 1293824), (15872, 1291297), (16352, 1253392), (16492, 1242752), (17024, 1203916), (17689, 1158656), (18104, 1132096), (18688, 1096718), (18848, 1087408), (19418, 1055488), (20216, 1013824), (22192, 923552), (22382, 915712), (23104, 887096), (24304, 843296), (25088, 816943), (26353, 777728), (27776, 737884), (28616, 716224), (28861, 710144), (29792, 687952), (31682, 646912), (32704, 626696), (32984, 621376), (34048, 601958), (35378, 579328), (36208, 566048), (37376, 548359), (37696, 543704), (38836, 527744), (40432, 506912), (42997, 476672), (44384, 461776), (44764, 457856), (46208, 443548), (48608, 421648), (52706, 388864), (55552, 368942), (57232, 358112), (57722, 355072), (59584, 343976), (63364, 323456), (65408, 313348), (65968, 310688), (67963, 301568), (68096, 300979), (70756, 289664), (72416, 283024), (75392, 271852), (77672, 263872), (78337, 261632), (80864, 253456), (85994, 238336), (88768, 230888), (89528, 228928), (92416, 221774), (97216, 210824), (105412, 194432), (110887, 184832), (111104, 184471), (114464, 179056), (115444, 177536), (119168, 171988), (126728, 161728), (130816, 156674), (131936, 155344), (135926, 150784), (141512, 144832)]