18999552

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 59750208

約数和(自身を除く): 40750656

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 173, 176, 192, 208, 256, 264, 286, 312, 346, 352, 384, 416, 429, 519, 528, 572, 624, 692, 704, 768, 832, 858, 1038, 1056, 1144, 1248, 1384, 1408, 1664, 1716, 1903, 2076, 2112, 2249, 2288, 2496, 2768, 2816, 3328, 3432, 3806, 4152, 4224, 4498, 4576, 4992, 5536, 5709, 6747, 6864, 7612, 8304, 8448, 8996, 9152, 9984, 11072, 11418, 13494, 13728, 15224, 16608, 17992, 18304, 22144, 22836, 24739, 26988, 27456, 30448, 33216, 35984, 36608, 44288, 45672, 49478, 53976, 54912, 60896, 66432, 71968, 74217, 91344, 98956, 107952, 109824, 121792, 132864, 143936, 148434, 182688, 197912, 215904, 243584, 287872, 296868, 365376, 395824, 431808, 487168, 575744, 593736, 730752, 791648, 863616, 1187472, 1461504, 1583296, 1727232, 2374944, 3166592, 4749888, 6333184, 9499776, 18999552]

約数ペア:

[(1, 18999552), (2, 9499776), (3, 6333184), (4, 4749888), (6, 3166592), (8, 2374944), (11, 1727232), (12, 1583296), (13, 1461504), (16, 1187472), (22, 863616), (24, 791648), (26, 730752), (32, 593736), (33, 575744), (39, 487168), (44, 431808), (48, 395824), (52, 365376), (64, 296868), (66, 287872), (78, 243584), (88, 215904), (96, 197912), (104, 182688), (128, 148434), (132, 143936), (143, 132864), (156, 121792), (173, 109824), (176, 107952), (192, 98956), (208, 91344), (256, 74217), (264, 71968), (286, 66432), (312, 60896), (346, 54912), (352, 53976), (384, 49478), (416, 45672), (429, 44288), (519, 36608), (528, 35984), (572, 33216), (624, 30448), (692, 27456), (704, 26988), (768, 24739), (832, 22836), (858, 22144), (1038, 18304), (1056, 17992), (1144, 16608), (1248, 15224), (1384, 13728), (1408, 13494), (1664, 11418), (1716, 11072), (1903, 9984), (2076, 9152), (2112, 8996), (2249, 8448), (2288, 8304), (2496, 7612), (2768, 6864), (2816, 6747), (3328, 5709), (3432, 5536), (3806, 4992), (4152, 4576), (4224, 4498)]