18874944

素因数分解:

$2^6\times 3^4\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 140

約数和(自身を含む): 61222128

約数和(自身を除く): 42347184

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 192, 198, 216, 264, 288, 297, 324, 331, 352, 396, 432, 528, 576, 594, 648, 662, 704, 792, 864, 891, 993, 1056, 1188, 1296, 1324, 1584, 1728, 1782, 1986, 2112, 2376, 2592, 2648, 2979, 3168, 3564, 3641, 3972, 4752, 5184, 5296, 5958, 6336, 7128, 7282, 7944, 8937, 9504, 10592, 10923, 11916, 14256, 14564, 15888, 17874, 19008, 21184, 21846, 23832, 26811, 28512, 29128, 31776, 32769, 35748, 43692, 47664, 53622, 57024, 58256, 63552, 65538, 71496, 87384, 95328, 98307, 107244, 116512, 131076, 142992, 174768, 190656, 196614, 214488, 233024, 262152, 285984, 294921, 349536, 393228, 428976, 524304, 571968, 589842, 699072, 786456, 857952, 1048608, 1179684, 1572912, 1715904, 2097216, 2359368, 3145824, 4718736, 6291648, 9437472, 18874944]

約数ペア:

[(1, 18874944), (2, 9437472), (3, 6291648), (4, 4718736), (6, 3145824), (8, 2359368), (9, 2097216), (11, 1715904), (12, 1572912), (16, 1179684), (18, 1048608), (22, 857952), (24, 786456), (27, 699072), (32, 589842), (33, 571968), (36, 524304), (44, 428976), (48, 393228), (54, 349536), (64, 294921), (66, 285984), (72, 262152), (81, 233024), (88, 214488), (96, 196614), (99, 190656), (108, 174768), (132, 142992), (144, 131076), (162, 116512), (176, 107244), (192, 98307), (198, 95328), (216, 87384), (264, 71496), (288, 65538), (297, 63552), (324, 58256), (331, 57024), (352, 53622), (396, 47664), (432, 43692), (528, 35748), (576, 32769), (594, 31776), (648, 29128), (662, 28512), (704, 26811), (792, 23832), (864, 21846), (891, 21184), (993, 19008), (1056, 17874), (1188, 15888), (1296, 14564), (1324, 14256), (1584, 11916), (1728, 10923), (1782, 10592), (1986, 9504), (2112, 8937), (2376, 7944), (2592, 7282), (2648, 7128), (2979, 6336), (3168, 5958), (3564, 5296), (3641, 5184), (3972, 4752)]