20990010312

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{5113}}^1$

素因数の和:5252

約数の個数: 192

約数和(自身を含む): 61844215680

約数和(自身を除く): 40854205368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 37, 46, 67, 69, 72, 74, 92, 111, 134, 138, 148, 184, 201, 207, 222, 268, 276, 296, 333, 402, 414, 444, 536, 552, 603, 666, 804, 828, 851, 888, 1206, 1332, 1541, 1608, 1656, 1702, 2412, 2479, 2553, 2664, 3082, 3404, 4623, 4824, 4958, 5106, 5113, 6164, 6808, 7437, 7659, 9246, 9916, 10212, 10226, 12328, 13869, 14874, 15318, 15339, 18492, 19832, 20424, 20452, 22311, 27738, 29748, 30636, 30678, 36984, 40904, 44622, 46017, 55476, 57017, 59496, 61272, 61356, 89244, 92034, 110952, 114034, 117599, 122712, 171051, 178488, 184068, 189181, 228068, 235198, 342102, 342571, 352797, 368136, 378362, 456136, 470396, 513153, 567543, 684204, 685142, 705594, 756724, 940792, 1026306, 1027713, 1058391, 1135086, 1368408, 1370284, 1411188, 1513448, 1702629, 2052612, 2055426, 2116782, 2270172, 2740568, 2822376, 3083139, 3405258, 4105224, 4110852, 4233564, 4351163, 4540344, 6166278, 6810516, 7879133, 8221704, 8467128, 8702326, 12332556, 12675127, 13053489, 13621032, 15758266, 17404652, 23637399, 24665112, 25350254, 26106978, 31516532, 34809304, 38025381, 39160467, 47274798, 50700508, 52213956, 63033064, 70912197, 76050762, 78320934, 94549596, 101401016, 104427912, 114076143, 141824394, 152101524, 156641868, 189099192, 228152286, 283648788, 291527921, 304203048, 313283736, 456304572, 567297576, 583055842, 874583763, 912609144, 1166111684, 1749167526, 2332223368, 2623751289, 3498335052, 5247502578, 6996670104, 10495005156, 20990010312]

約数ペア:

[(1, 20990010312), (2, 10495005156), (3, 6996670104), (4, 5247502578), (6, 3498335052), (8, 2623751289), (9, 2332223368), (12, 1749167526), (18, 1166111684), (23, 912609144), (24, 874583763), (36, 583055842), (37, 567297576), (46, 456304572), (67, 313283736), (69, 304203048), (72, 291527921), (74, 283648788), (92, 228152286), (111, 189099192), (134, 156641868), (138, 152101524), (148, 141824394), (184, 114076143), (201, 104427912), (207, 101401016), (222, 94549596), (268, 78320934), (276, 76050762), (296, 70912197), (333, 63033064), (402, 52213956), (414, 50700508), (444, 47274798), (536, 39160467), (552, 38025381), (603, 34809304), (666, 31516532), (804, 26106978), (828, 25350254), (851, 24665112), (888, 23637399), (1206, 17404652), (1332, 15758266), (1541, 13621032), (1608, 13053489), (1656, 12675127), (1702, 12332556), (2412, 8702326), (2479, 8467128), (2553, 8221704), (2664, 7879133), (3082, 6810516), (3404, 6166278), (4623, 4540344), (4824, 4351163), (4958, 4233564), (5106, 4110852), (5113, 4105224), (6164, 3405258), (6808, 3083139), (7437, 2822376), (7659, 2740568), (9246, 2270172), (9916, 2116782), (10212, 2055426), (10226, 2052612), (12328, 1702629), (13869, 1513448), (14874, 1411188), (15318, 1370284), (15339, 1368408), (18492, 1135086), (19832, 1058391), (20424, 1027713), (20452, 1026306), (22311, 940792), (27738, 756724), (29748, 705594), (30636, 685142), (30678, 684204), (36984, 567543), (40904, 513153), (44622, 470396), (46017, 456136), (55476, 378362), (57017, 368136), (59496, 352797), (61272, 342571), (61356, 342102), (89244, 235198), (92034, 228068), (110952, 189181), (114034, 184068), (117599, 178488), (122712, 171051)]