18998496

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2029

約数の個数: 96

約数和(自身を含む): 60480000

約数和(自身を除く): 41481504

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 88, 96, 99, 108, 132, 144, 176, 198, 216, 264, 288, 297, 352, 396, 432, 528, 594, 792, 864, 1056, 1188, 1584, 1999, 2376, 3168, 3998, 4752, 5997, 7996, 9504, 11994, 15992, 17991, 21989, 23988, 31984, 35982, 43978, 47976, 53973, 63968, 65967, 71964, 87956, 95952, 107946, 131934, 143928, 175912, 191904, 197901, 215892, 263868, 287856, 351824, 395802, 431784, 527736, 575712, 593703, 703648, 791604, 863568, 1055472, 1187406, 1583208, 1727136, 2110944, 2374812, 3166416, 4749624, 6332832, 9499248, 18998496]

約数ペア:

[(1, 18998496), (2, 9499248), (3, 6332832), (4, 4749624), (6, 3166416), (8, 2374812), (9, 2110944), (11, 1727136), (12, 1583208), (16, 1187406), (18, 1055472), (22, 863568), (24, 791604), (27, 703648), (32, 593703), (33, 575712), (36, 527736), (44, 431784), (48, 395802), (54, 351824), (66, 287856), (72, 263868), (88, 215892), (96, 197901), (99, 191904), (108, 175912), (132, 143928), (144, 131934), (176, 107946), (198, 95952), (216, 87956), (264, 71964), (288, 65967), (297, 63968), (352, 53973), (396, 47976), (432, 43978), (528, 35982), (594, 31984), (792, 23988), (864, 21989), (1056, 17991), (1188, 15992), (1584, 11994), (1999, 9504), (2376, 7996), (3168, 5997), (3998, 4752)]