20928446208

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4127}}^1$

素因数の和:4251

約数の個数: 216

約数和(自身を含む): 63180988416

約数和(自身を除く): 42252542208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 71, 72, 93, 96, 124, 128, 142, 144, 186, 192, 213, 248, 256, 279, 284, 288, 372, 384, 426, 496, 558, 568, 576, 639, 744, 768, 852, 992, 1116, 1136, 1152, 1278, 1488, 1704, 1984, 2201, 2232, 2272, 2304, 2556, 2976, 3408, 3968, 4127, 4402, 4464, 4544, 5112, 5952, 6603, 6816, 7936, 8254, 8804, 8928, 9088, 10224, 11904, 12381, 13206, 13632, 16508, 17608, 17856, 18176, 19809, 20448, 23808, 24762, 26412, 27264, 33016, 35216, 35712, 37143, 39618, 40896, 49524, 52824, 54528, 66032, 70432, 71424, 74286, 79236, 81792, 99048, 105648, 127937, 132064, 140864, 148572, 158472, 163584, 198096, 211296, 255874, 264128, 281728, 293017, 297144, 316944, 383811, 396192, 422592, 511748, 528256, 563456, 586034, 594288, 633888, 767622, 792384, 845184, 879051, 1023496, 1056512, 1151433, 1172068, 1188576, 1267776, 1535244, 1584768, 1690368, 1758102, 2046992, 2302866, 2344136, 2377152, 2535552, 2637153, 3070488, 3169536, 3516204, 4093984, 4605732, 4688272, 4754304, 5071104, 5274306, 6140976, 7032408, 8187968, 9083527, 9211464, 9376544, 9508608, 10548612, 12281952, 14064816, 16375936, 18167054, 18422928, 18753088, 21097224, 24563904, 27250581, 28129632, 32751872, 36334108, 36845856, 37506176, 42194448, 49127808, 54501162, 56259264, 72668216, 73691712, 75012352, 81751743, 84388896, 98255616, 109002324, 112518528, 145336432, 147383424, 163503486, 168777792, 218004648, 225037056, 290672864, 294766848, 327006972, 337555584, 436009296, 581345728, 654013944, 675111168, 872018592, 1162691456, 1308027888, 1744037184, 2325382912, 2616055776, 3488074368, 5232111552, 6976148736, 10464223104, 20928446208]

約数ペア:

[(1, 20928446208), (2, 10464223104), (3, 6976148736), (4, 5232111552), (6, 3488074368), (8, 2616055776), (9, 2325382912), (12, 1744037184), (16, 1308027888), (18, 1162691456), (24, 872018592), (31, 675111168), (32, 654013944), (36, 581345728), (48, 436009296), (62, 337555584), (64, 327006972), (71, 294766848), (72, 290672864), (93, 225037056), (96, 218004648), (124, 168777792), (128, 163503486), (142, 147383424), (144, 145336432), (186, 112518528), (192, 109002324), (213, 98255616), (248, 84388896), (256, 81751743), (279, 75012352), (284, 73691712), (288, 72668216), (372, 56259264), (384, 54501162), (426, 49127808), (496, 42194448), (558, 37506176), (568, 36845856), (576, 36334108), (639, 32751872), (744, 28129632), (768, 27250581), (852, 24563904), (992, 21097224), (1116, 18753088), (1136, 18422928), (1152, 18167054), (1278, 16375936), (1488, 14064816), (1704, 12281952), (1984, 10548612), (2201, 9508608), (2232, 9376544), (2272, 9211464), (2304, 9083527), (2556, 8187968), (2976, 7032408), (3408, 6140976), (3968, 5274306), (4127, 5071104), (4402, 4754304), (4464, 4688272), (4544, 4605732), (5112, 4093984), (5952, 3516204), (6603, 3169536), (6816, 3070488), (7936, 2637153), (8254, 2535552), (8804, 2377152), (8928, 2344136), (9088, 2302866), (10224, 2046992), (11904, 1758102), (12381, 1690368), (13206, 1584768), (13632, 1535244), (16508, 1267776), (17608, 1188576), (17856, 1172068), (18176, 1151433), (19809, 1056512), (20448, 1023496), (23808, 879051), (24762, 845184), (26412, 792384), (27264, 767622), (33016, 633888), (35216, 594288), (35712, 586034), (37143, 563456), (39618, 528256), (40896, 511748), (49524, 422592), (52824, 396192), (54528, 383811), (66032, 316944), (70432, 297144), (71424, 293017), (74286, 281728), (79236, 264128), (81792, 255874), (99048, 211296), (105648, 198096), (127937, 163584), (132064, 158472), (140864, 148572)]