20857929216

素因数分解:

$2^9\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^2\times {\mathrm{83}}^1$

素因数の和:269

約数の個数: 240

約数和(自身を含む): 58422760704

約数和(自身を除く): 37564831488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 59, 64, 83, 94, 96, 118, 128, 141, 166, 177, 188, 192, 236, 249, 256, 282, 332, 354, 376, 384, 472, 498, 512, 564, 664, 708, 752, 768, 944, 996, 1128, 1328, 1416, 1504, 1536, 1888, 1992, 2256, 2656, 2773, 2832, 3008, 3481, 3776, 3901, 3984, 4512, 4897, 5312, 5546, 5664, 6016, 6962, 7552, 7802, 7968, 8319, 9024, 9794, 10443, 10624, 11092, 11328, 11703, 12032, 13924, 14691, 15104, 15604, 15936, 16638, 18048, 19588, 20886, 21248, 22184, 22656, 23406, 24064, 27848, 29382, 30208, 31208, 31872, 33276, 36096, 39176, 41772, 42496, 44368, 45312, 46812, 55696, 58764, 62416, 63744, 66552, 72192, 78352, 83544, 88736, 90624, 93624, 111392, 117528, 124832, 127488, 133104, 156704, 163607, 167088, 177472, 187248, 222784, 230159, 235056, 249664, 266208, 288923, 313408, 327214, 334176, 354944, 374496, 445568, 460318, 470112, 490821, 499328, 532416, 577846, 626816, 654428, 668352, 690477, 709888, 748992, 866769, 891136, 920636, 940224, 981642, 998656, 1064832, 1155692, 1253632, 1308856, 1336704, 1380954, 1419776, 1497984, 1733538, 1782272, 1841272, 1880448, 1963284, 1997312, 2129664, 2311384, 2507264, 2617712, 2673408, 2761908, 2995968, 3467076, 3682544, 3760896, 3926568, 4259328, 4622768, 5235424, 5346816, 5523816, 5991936, 6934152, 7365088, 7521792, 7853136, 9245536, 10470848, 11047632, 13579381, 13868304, 14730176, 15706272, 18491072, 20941696, 22095264, 27158762, 27736608, 29460352, 31412544, 36982144, 40738143, 41883392, 44190528, 54317524, 55473216, 58920704, 62825088, 73964288, 81476286, 83766784, 88381056, 108635048, 110946432, 117841408, 125650176, 147928576, 162952572, 176762112, 217270096, 221892864, 251300352, 325905144, 353524224, 434540192, 443785728, 651810288, 869080384, 1303620576, 1738160768, 2607241152, 3476321536, 5214482304, 6952643072, 10428964608, 20857929216]

約数ペア:

[(1, 20857929216), (2, 10428964608), (3, 6952643072), (4, 5214482304), (6, 3476321536), (8, 2607241152), (12, 1738160768), (16, 1303620576), (24, 869080384), (32, 651810288), (47, 443785728), (48, 434540192), (59, 353524224), (64, 325905144), (83, 251300352), (94, 221892864), (96, 217270096), (118, 176762112), (128, 162952572), (141, 147928576), (166, 125650176), (177, 117841408), (188, 110946432), (192, 108635048), (236, 88381056), (249, 83766784), (256, 81476286), (282, 73964288), (332, 62825088), (354, 58920704), (376, 55473216), (384, 54317524), (472, 44190528), (498, 41883392), (512, 40738143), (564, 36982144), (664, 31412544), (708, 29460352), (752, 27736608), (768, 27158762), (944, 22095264), (996, 20941696), (1128, 18491072), (1328, 15706272), (1416, 14730176), (1504, 13868304), (1536, 13579381), (1888, 11047632), (1992, 10470848), (2256, 9245536), (2656, 7853136), (2773, 7521792), (2832, 7365088), (3008, 6934152), (3481, 5991936), (3776, 5523816), (3901, 5346816), (3984, 5235424), (4512, 4622768), (4897, 4259328), (5312, 3926568), (5546, 3760896), (5664, 3682544), (6016, 3467076), (6962, 2995968), (7552, 2761908), (7802, 2673408), (7968, 2617712), (8319, 2507264), (9024, 2311384), (9794, 2129664), (10443, 1997312), (10624, 1963284), (11092, 1880448), (11328, 1841272), (11703, 1782272), (12032, 1733538), (13924, 1497984), (14691, 1419776), (15104, 1380954), (15604, 1336704), (15936, 1308856), (16638, 1253632), (18048, 1155692), (19588, 1064832), (20886, 998656), (21248, 981642), (22184, 940224), (22656, 920636), (23406, 891136), (24064, 866769), (27848, 748992), (29382, 709888), (30208, 690477), (31208, 668352), (31872, 654428), (33276, 626816), (36096, 577846), (39176, 532416), (41772, 499328), (42496, 490821), (44368, 470112), (45312, 460318), (46812, 445568), (55696, 374496), (58764, 354944), (62416, 334176), (63744, 327214), (66552, 313408), (72192, 288923), (78352, 266208), (83544, 249664), (88736, 235056), (90624, 230159), (93624, 222784), (111392, 187248), (117528, 177472), (124832, 167088), (127488, 163607), (133104, 156704)]