20057769368

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{10903}}^1$

素因数の和:10974

約数の個数: 144

約数和(自身を含む): 49728455280

約数和(自身を除く): 29670685912

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 182, 196, 247, 266, 361, 364, 392, 494, 532, 637, 722, 728, 931, 988, 1064, 1274, 1444, 1729, 1862, 1976, 2527, 2548, 2888, 3458, 3724, 4693, 5054, 5096, 6916, 7448, 9386, 10108, 10903, 12103, 13832, 17689, 18772, 20216, 21806, 24206, 32851, 35378, 37544, 43612, 48412, 65702, 70756, 76321, 87224, 96824, 131404, 141512, 141739, 152642, 207157, 229957, 262808, 283478, 305284, 414314, 459914, 534247, 566956, 610568, 828628, 919828, 992173, 1068494, 1133912, 1450099, 1657256, 1839656, 1984346, 2136988, 2693041, 2900198, 3935983, 3968692, 4273976, 5386082, 5800396, 6945211, 7871966, 7937384, 10150693, 10772164, 11600792, 13890422, 15743932, 18851287, 20301386, 21544328, 27551881, 27780844, 31487864, 37702574, 40602772, 51167779, 55103762, 55561688, 75405148, 81205544, 102335558, 110207524, 131959009, 150810296, 192863167, 204671116, 220415048, 263918018, 358174453, 385726334, 409342232, 527836036, 716348906, 771452668, 1055672072, 1432697812, 1542905336, 2507221171, 2865395624, 5014442342, 10028884684, 20057769368]

約数ペア:

[(1, 20057769368), (2, 10028884684), (4, 5014442342), (7, 2865395624), (8, 2507221171), (13, 1542905336), (14, 1432697812), (19, 1055672072), (26, 771452668), (28, 716348906), (38, 527836036), (49, 409342232), (52, 385726334), (56, 358174453), (76, 263918018), (91, 220415048), (98, 204671116), (104, 192863167), (133, 150810296), (152, 131959009), (182, 110207524), (196, 102335558), (247, 81205544), (266, 75405148), (361, 55561688), (364, 55103762), (392, 51167779), (494, 40602772), (532, 37702574), (637, 31487864), (722, 27780844), (728, 27551881), (931, 21544328), (988, 20301386), (1064, 18851287), (1274, 15743932), (1444, 13890422), (1729, 11600792), (1862, 10772164), (1976, 10150693), (2527, 7937384), (2548, 7871966), (2888, 6945211), (3458, 5800396), (3724, 5386082), (4693, 4273976), (5054, 3968692), (5096, 3935983), (6916, 2900198), (7448, 2693041), (9386, 2136988), (10108, 1984346), (10903, 1839656), (12103, 1657256), (13832, 1450099), (17689, 1133912), (18772, 1068494), (20216, 992173), (21806, 919828), (24206, 828628), (32851, 610568), (35378, 566956), (37544, 534247), (43612, 459914), (48412, 414314), (65702, 305284), (70756, 283478), (76321, 262808), (87224, 229957), (96824, 207157), (131404, 152642), (141512, 141739)]