19858176

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 216

約数和(自身を含む): 67329360

約数和(自身を除く): 47471184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 64, 68, 72, 78, 96, 102, 104, 108, 117, 128, 136, 144, 153, 156, 169, 192, 204, 208, 216, 221, 234, 256, 272, 288, 306, 312, 338, 351, 384, 408, 416, 432, 442, 459, 468, 507, 544, 576, 612, 624, 663, 676, 702, 768, 816, 832, 864, 884, 918, 936, 1014, 1088, 1152, 1224, 1248, 1326, 1352, 1404, 1521, 1632, 1664, 1728, 1768, 1836, 1872, 1989, 2028, 2176, 2304, 2448, 2496, 2652, 2704, 2808, 2873, 3042, 3264, 3328, 3456, 3536, 3672, 3744, 3978, 4056, 4352, 4563, 4896, 4992, 5304, 5408, 5616, 5746, 5967, 6084, 6528, 6912, 7072, 7344, 7488, 7956, 8112, 8619, 9126, 9792, 9984, 10608, 10816, 11232, 11492, 11934, 12168, 13056, 14144, 14688, 14976, 15912, 16224, 17238, 18252, 19584, 21216, 21632, 22464, 22984, 23868, 24336, 25857, 28288, 29376, 29952, 31824, 32448, 34476, 36504, 39168, 42432, 43264, 44928, 45968, 47736, 48672, 51714, 56576, 58752, 63648, 64896, 68952, 73008, 77571, 84864, 89856, 91936, 95472, 97344, 103428, 117504, 127296, 129792, 137904, 146016, 155142, 169728, 183872, 190944, 194688, 206856, 254592, 275808, 292032, 310284, 367744, 381888, 389376, 413712, 509184, 551616, 584064, 620568, 735488, 763776, 827424, 1103232, 1168128, 1241136, 1527552, 1654848, 2206464, 2482272, 3309696, 4964544, 6619392, 9929088, 19858176]

約数ペア:

[(1, 19858176), (2, 9929088), (3, 6619392), (4, 4964544), (6, 3309696), (8, 2482272), (9, 2206464), (12, 1654848), (13, 1527552), (16, 1241136), (17, 1168128), (18, 1103232), (24, 827424), (26, 763776), (27, 735488), (32, 620568), (34, 584064), (36, 551616), (39, 509184), (48, 413712), (51, 389376), (52, 381888), (54, 367744), (64, 310284), (68, 292032), (72, 275808), (78, 254592), (96, 206856), (102, 194688), (104, 190944), (108, 183872), (117, 169728), (128, 155142), (136, 146016), (144, 137904), (153, 129792), (156, 127296), (169, 117504), (192, 103428), (204, 97344), (208, 95472), (216, 91936), (221, 89856), (234, 84864), (256, 77571), (272, 73008), (288, 68952), (306, 64896), (312, 63648), (338, 58752), (351, 56576), (384, 51714), (408, 48672), (416, 47736), (432, 45968), (442, 44928), (459, 43264), (468, 42432), (507, 39168), (544, 36504), (576, 34476), (612, 32448), (624, 31824), (663, 29952), (676, 29376), (702, 28288), (768, 25857), (816, 24336), (832, 23868), (864, 22984), (884, 22464), (918, 21632), (936, 21216), (1014, 19584), (1088, 18252), (1152, 17238), (1224, 16224), (1248, 15912), (1326, 14976), (1352, 14688), (1404, 14144), (1521, 13056), (1632, 12168), (1664, 11934), (1728, 11492), (1768, 11232), (1836, 10816), (1872, 10608), (1989, 9984), (2028, 9792), (2176, 9126), (2304, 8619), (2448, 8112), (2496, 7956), (2652, 7488), (2704, 7344), (2808, 7072), (2873, 6912), (3042, 6528), (3264, 6084), (3328, 5967), (3456, 5746), (3536, 5616), (3672, 5408), (3744, 5304), (3978, 4992), (4056, 4896), (4352, 4563)]