20399904

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{3373}}^1$

素因数の和:3399

約数の個数: 96

約数和(自身を含む): 68019840

約数和(自身を除く): 47619936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 672, 756, 864, 1008, 1512, 2016, 3024, 3373, 6048, 6746, 10119, 13492, 20238, 23611, 26984, 30357, 40476, 47222, 53968, 60714, 70833, 80952, 91071, 94444, 107936, 121428, 141666, 161904, 182142, 188888, 212499, 242856, 283332, 323808, 364284, 377776, 424998, 485712, 566664, 637497, 728568, 755552, 849996, 971424, 1133328, 1274994, 1457136, 1699992, 2266656, 2549988, 2914272, 3399984, 5099976, 6799968, 10199952, 20399904]

約数ペア:

[(1, 20399904), (2, 10199952), (3, 6799968), (4, 5099976), (6, 3399984), (7, 2914272), (8, 2549988), (9, 2266656), (12, 1699992), (14, 1457136), (16, 1274994), (18, 1133328), (21, 971424), (24, 849996), (27, 755552), (28, 728568), (32, 637497), (36, 566664), (42, 485712), (48, 424998), (54, 377776), (56, 364284), (63, 323808), (72, 283332), (84, 242856), (96, 212499), (108, 188888), (112, 182142), (126, 161904), (144, 141666), (168, 121428), (189, 107936), (216, 94444), (224, 91071), (252, 80952), (288, 70833), (336, 60714), (378, 53968), (432, 47222), (504, 40476), (672, 30357), (756, 26984), (864, 23611), (1008, 20238), (1512, 13492), (2016, 10119), (3024, 6746), (3373, 6048)]