20199251904

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{8117}}^1$

素因数の和:9142

約数の個数: 112

約数和(自身を含む): 57619745568

約数和(自身を除く): 37420493664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 997, 1248, 1994, 2496, 2991, 3988, 5982, 7976, 8117, 11964, 12961, 15952, 16234, 23928, 24351, 25922, 31904, 32468, 38883, 47856, 48702, 51844, 63808, 64936, 77766, 95712, 97404, 103688, 105521, 129872, 155532, 191424, 194808, 207376, 211042, 259744, 311064, 316563, 389616, 414752, 422084, 519488, 622128, 633126, 779232, 829504, 844168, 1244256, 1266252, 1558464, 1688336, 2488512, 2532504, 3376672, 5065008, 6753344, 8092649, 10130016, 16185298, 20260032, 24277947, 32370596, 48555894, 64741192, 97111788, 105204437, 129482384, 194223576, 210408874, 258964768, 315613311, 388447152, 420817748, 517929536, 631226622, 776894304, 841635496, 1262453244, 1553788608, 1683270992, 2524906488, 3366541984, 5049812976, 6733083968, 10099625952, 20199251904]

約数ペア:

[(1, 20199251904), (2, 10099625952), (3, 6733083968), (4, 5049812976), (6, 3366541984), (8, 2524906488), (12, 1683270992), (13, 1553788608), (16, 1262453244), (24, 841635496), (26, 776894304), (32, 631226622), (39, 517929536), (48, 420817748), (52, 388447152), (64, 315613311), (78, 258964768), (96, 210408874), (104, 194223576), (156, 129482384), (192, 105204437), (208, 97111788), (312, 64741192), (416, 48555894), (624, 32370596), (832, 24277947), (997, 20260032), (1248, 16185298), (1994, 10130016), (2496, 8092649), (2991, 6753344), (3988, 5065008), (5982, 3376672), (7976, 2532504), (8117, 2488512), (11964, 1688336), (12961, 1558464), (15952, 1266252), (16234, 1244256), (23928, 844168), (24351, 829504), (25922, 779232), (31904, 633126), (32468, 622128), (38883, 519488), (47856, 422084), (48702, 414752), (51844, 389616), (63808, 316563), (64936, 311064), (77766, 259744), (95712, 211042), (97404, 207376), (103688, 194808), (105521, 191424), (129872, 155532)]