18916416

素因数分解:

$2^6\times 3^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 140

約数和(自身を含む): 58087260

約数和(自身を除く): 39170844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 81, 82, 89, 96, 108, 123, 144, 162, 164, 178, 192, 216, 246, 267, 288, 324, 328, 356, 369, 432, 492, 534, 576, 648, 656, 712, 738, 801, 864, 984, 1068, 1107, 1296, 1312, 1424, 1476, 1602, 1728, 1968, 2136, 2214, 2403, 2592, 2624, 2848, 2952, 3204, 3321, 3649, 3936, 4272, 4428, 4806, 5184, 5696, 5904, 6408, 6642, 7209, 7298, 7872, 8544, 8856, 9612, 10947, 11808, 12816, 13284, 14418, 14596, 17088, 17712, 19224, 21894, 23616, 25632, 26568, 28836, 29192, 32841, 35424, 38448, 43788, 51264, 53136, 57672, 58384, 65682, 70848, 76896, 87576, 98523, 106272, 115344, 116768, 131364, 153792, 175152, 197046, 212544, 230688, 233536, 262728, 295569, 350304, 394092, 461376, 525456, 591138, 700608, 788184, 1050912, 1182276, 1576368, 2101824, 2364552, 3152736, 4729104, 6305472, 9458208, 18916416]

約数ペア:

[(1, 18916416), (2, 9458208), (3, 6305472), (4, 4729104), (6, 3152736), (8, 2364552), (9, 2101824), (12, 1576368), (16, 1182276), (18, 1050912), (24, 788184), (27, 700608), (32, 591138), (36, 525456), (41, 461376), (48, 394092), (54, 350304), (64, 295569), (72, 262728), (81, 233536), (82, 230688), (89, 212544), (96, 197046), (108, 175152), (123, 153792), (144, 131364), (162, 116768), (164, 115344), (178, 106272), (192, 98523), (216, 87576), (246, 76896), (267, 70848), (288, 65682), (324, 58384), (328, 57672), (356, 53136), (369, 51264), (432, 43788), (492, 38448), (534, 35424), (576, 32841), (648, 29192), (656, 28836), (712, 26568), (738, 25632), (801, 23616), (864, 21894), (984, 19224), (1068, 17712), (1107, 17088), (1296, 14596), (1312, 14418), (1424, 13284), (1476, 12816), (1602, 11808), (1728, 10947), (1968, 9612), (2136, 8856), (2214, 8544), (2403, 7872), (2592, 7298), (2624, 7209), (2848, 6642), (2952, 6408), (3204, 5904), (3321, 5696), (3649, 5184), (3936, 4806), (4272, 4428)]