20908607328

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{493873}}^1$

素因数の和:493906

約数の個数: 144

約数和(自身を含む): 70940061360

約数和(自身を除く): 50031454032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1764, 2016, 2352, 2646, 3024, 3528, 4704, 5292, 6048, 7056, 10584, 14112, 21168, 42336, 493873, 987746, 1481619, 1975492, 2963238, 3457111, 3950984, 4444857, 5926476, 6914222, 7901968, 8889714, 10371333, 11852952, 13334571, 13828444, 15803936, 17779428, 20742666, 23705904, 24199777, 26669142, 27656888, 31113999, 35558856, 41485332, 47411808, 48399554, 53338284, 55313776, 62227998, 71117712, 72599331, 82970664, 93341997, 96799108, 106676568, 110627552, 124455996, 142235424, 145198662, 165941328, 186683994, 193598216, 213353136, 217797993, 248911992, 290397324, 331882656, 373367988, 387196432, 426706272, 435595986, 497823984, 580794648, 653393979, 746735976, 774392864, 871191972, 995647968, 1161589296, 1306787958, 1493471952, 1742383944, 2323178592, 2613575916, 2986943904, 3484767888, 5227151832, 6969535776, 10454303664, 20908607328]

約数ペア:

[(1, 20908607328), (2, 10454303664), (3, 6969535776), (4, 5227151832), (6, 3484767888), (7, 2986943904), (8, 2613575916), (9, 2323178592), (12, 1742383944), (14, 1493471952), (16, 1306787958), (18, 1161589296), (21, 995647968), (24, 871191972), (27, 774392864), (28, 746735976), (32, 653393979), (36, 580794648), (42, 497823984), (48, 435595986), (49, 426706272), (54, 387196432), (56, 373367988), (63, 331882656), (72, 290397324), (84, 248911992), (96, 217797993), (98, 213353136), (108, 193598216), (112, 186683994), (126, 165941328), (144, 145198662), (147, 142235424), (168, 124455996), (189, 110627552), (196, 106676568), (216, 96799108), (224, 93341997), (252, 82970664), (288, 72599331), (294, 71117712), (336, 62227998), (378, 55313776), (392, 53338284), (432, 48399554), (441, 47411808), (504, 41485332), (588, 35558856), (672, 31113999), (756, 27656888), (784, 26669142), (864, 24199777), (882, 23705904), (1008, 20742666), (1176, 17779428), (1323, 15803936), (1512, 13828444), (1568, 13334571), (1764, 11852952), (2016, 10371333), (2352, 8889714), (2646, 7901968), (3024, 6914222), (3528, 5926476), (4704, 4444857), (5292, 3950984), (6048, 3457111), (7056, 2963238), (10584, 1975492), (14112, 1481619), (21168, 987746), (42336, 493873)]