18740736

素因数分解:

$2^9\times 3^2\times 7^2\times {\mathrm{83}}^1$

素因数の和:121

約数の個数: 180

約数和(自身を含む): 63675612

約数和(自身を除く): 44934876

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 83, 84, 96, 98, 112, 126, 128, 144, 147, 166, 168, 192, 196, 224, 249, 252, 256, 288, 294, 332, 336, 384, 392, 441, 448, 498, 504, 512, 576, 581, 588, 664, 672, 747, 768, 784, 882, 896, 996, 1008, 1152, 1162, 1176, 1328, 1344, 1494, 1536, 1568, 1743, 1764, 1792, 1992, 2016, 2304, 2324, 2352, 2656, 2688, 2988, 3136, 3486, 3528, 3584, 3984, 4032, 4067, 4608, 4648, 4704, 5229, 5312, 5376, 5976, 6272, 6972, 7056, 7968, 8064, 8134, 9296, 9408, 10458, 10624, 10752, 11952, 12201, 12544, 13944, 14112, 15936, 16128, 16268, 18592, 18816, 20916, 21248, 23904, 24402, 25088, 27888, 28224, 31872, 32256, 32536, 36603, 37184, 37632, 41832, 42496, 47808, 48804, 55776, 56448, 63744, 65072, 73206, 74368, 75264, 83664, 95616, 97608, 111552, 112896, 127488, 130144, 146412, 148736, 167328, 191232, 195216, 223104, 225792, 260288, 292824, 297472, 334656, 382464, 390432, 446208, 520576, 585648, 669312, 780864, 892416, 1041152, 1171296, 1338624, 1561728, 2082304, 2342592, 2677248, 3123456, 4685184, 6246912, 9370368, 18740736]

約数ペア:

[(1, 18740736), (2, 9370368), (3, 6246912), (4, 4685184), (6, 3123456), (7, 2677248), (8, 2342592), (9, 2082304), (12, 1561728), (14, 1338624), (16, 1171296), (18, 1041152), (21, 892416), (24, 780864), (28, 669312), (32, 585648), (36, 520576), (42, 446208), (48, 390432), (49, 382464), (56, 334656), (63, 297472), (64, 292824), (72, 260288), (83, 225792), (84, 223104), (96, 195216), (98, 191232), (112, 167328), (126, 148736), (128, 146412), (144, 130144), (147, 127488), (166, 112896), (168, 111552), (192, 97608), (196, 95616), (224, 83664), (249, 75264), (252, 74368), (256, 73206), (288, 65072), (294, 63744), (332, 56448), (336, 55776), (384, 48804), (392, 47808), (441, 42496), (448, 41832), (498, 37632), (504, 37184), (512, 36603), (576, 32536), (581, 32256), (588, 31872), (664, 28224), (672, 27888), (747, 25088), (768, 24402), (784, 23904), (882, 21248), (896, 20916), (996, 18816), (1008, 18592), (1152, 16268), (1162, 16128), (1176, 15936), (1328, 14112), (1344, 13944), (1494, 12544), (1536, 12201), (1568, 11952), (1743, 10752), (1764, 10624), (1792, 10458), (1992, 9408), (2016, 9296), (2304, 8134), (2324, 8064), (2352, 7968), (2656, 7056), (2688, 6972), (2988, 6272), (3136, 5976), (3486, 5376), (3528, 5312), (3584, 5229), (3984, 4704), (4032, 4648), (4067, 4608)]