20512695528

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{36709}}^1$

素因数の和:36936

約数の個数: 128

約数和(自身を含む): 61672800000

約数和(自身を除く): 41160104472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 199, 216, 234, 312, 351, 398, 468, 597, 702, 796, 936, 1194, 1404, 1592, 1791, 2388, 2587, 2808, 3582, 4776, 5174, 5373, 7164, 7761, 10348, 10746, 14328, 15522, 20696, 21492, 23283, 31044, 36709, 42984, 46566, 62088, 69849, 73418, 93132, 110127, 139698, 146836, 186264, 220254, 279396, 293672, 330381, 440508, 477217, 558792, 660762, 881016, 954434, 991143, 1321524, 1431651, 1908868, 1982286, 2643048, 2863302, 3817736, 3964572, 4294953, 5726604, 7305091, 7929144, 8589906, 11453208, 12884859, 14610182, 17179812, 21915273, 25769718, 29220364, 34359624, 43830546, 51539436, 58440728, 65745819, 87661092, 94966183, 103078872, 131491638, 175322184, 189932366, 197237457, 262983276, 284898549, 379864732, 394474914, 525966552, 569797098, 759729464, 788949828, 854695647, 1139594196, 1577899656, 1709391294, 2279188392, 2564086941, 3418782588, 5128173882, 6837565176, 10256347764, 20512695528]

約数ペア:

[(1, 20512695528), (2, 10256347764), (3, 6837565176), (4, 5128173882), (6, 3418782588), (8, 2564086941), (9, 2279188392), (12, 1709391294), (13, 1577899656), (18, 1139594196), (24, 854695647), (26, 788949828), (27, 759729464), (36, 569797098), (39, 525966552), (52, 394474914), (54, 379864732), (72, 284898549), (78, 262983276), (104, 197237457), (108, 189932366), (117, 175322184), (156, 131491638), (199, 103078872), (216, 94966183), (234, 87661092), (312, 65745819), (351, 58440728), (398, 51539436), (468, 43830546), (597, 34359624), (702, 29220364), (796, 25769718), (936, 21915273), (1194, 17179812), (1404, 14610182), (1592, 12884859), (1791, 11453208), (2388, 8589906), (2587, 7929144), (2808, 7305091), (3582, 5726604), (4776, 4294953), (5174, 3964572), (5373, 3817736), (7164, 2863302), (7761, 2643048), (10348, 1982286), (10746, 1908868), (14328, 1431651), (15522, 1321524), (20696, 991143), (21492, 954434), (23283, 881016), (31044, 660762), (36709, 558792), (42984, 477217), (46566, 440508), (62088, 330381), (69849, 293672), (73418, 279396), (93132, 220254), (110127, 186264), (139698, 146836)]