18140544

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 55692000

約数和(自身を除く): 37551456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 181, 192, 216, 232, 261, 288, 348, 362, 384, 432, 464, 522, 543, 576, 696, 724, 783, 864, 928, 1044, 1086, 1152, 1392, 1448, 1566, 1629, 1728, 1856, 2088, 2172, 2784, 2896, 3132, 3258, 3456, 3712, 4176, 4344, 4887, 5249, 5568, 5792, 6264, 6516, 8352, 8688, 9774, 10498, 11136, 11584, 12528, 13032, 15747, 16704, 17376, 19548, 20996, 23168, 25056, 26064, 31494, 33408, 34752, 39096, 41992, 47241, 50112, 52128, 62988, 69504, 78192, 83984, 94482, 100224, 104256, 125976, 141723, 156384, 167968, 188964, 208512, 251952, 283446, 312768, 335936, 377928, 503904, 566892, 625536, 671872, 755856, 1007808, 1133784, 1511712, 2015616, 2267568, 3023424, 4535136, 6046848, 9070272, 18140544]

約数ペア:

[(1, 18140544), (2, 9070272), (3, 6046848), (4, 4535136), (6, 3023424), (8, 2267568), (9, 2015616), (12, 1511712), (16, 1133784), (18, 1007808), (24, 755856), (27, 671872), (29, 625536), (32, 566892), (36, 503904), (48, 377928), (54, 335936), (58, 312768), (64, 283446), (72, 251952), (87, 208512), (96, 188964), (108, 167968), (116, 156384), (128, 141723), (144, 125976), (174, 104256), (181, 100224), (192, 94482), (216, 83984), (232, 78192), (261, 69504), (288, 62988), (348, 52128), (362, 50112), (384, 47241), (432, 41992), (464, 39096), (522, 34752), (543, 33408), (576, 31494), (696, 26064), (724, 25056), (783, 23168), (864, 20996), (928, 19548), (1044, 17376), (1086, 16704), (1152, 15747), (1392, 13032), (1448, 12528), (1566, 11584), (1629, 11136), (1728, 10498), (1856, 9774), (2088, 8688), (2172, 8352), (2784, 6516), (2896, 6264), (3132, 5792), (3258, 5568), (3456, 5249), (3712, 4887), (4176, 4344)]