20003328

素因数分解:

$2^9\times 3^3\times {\mathrm{1447}}^1$

素因数の和:1474

約数の個数: 80

約数和(自身を含む): 59252160

約数和(自身を除く): 39248832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1447, 1536, 1728, 2304, 2894, 3456, 4341, 4608, 5788, 6912, 8682, 11576, 13023, 13824, 17364, 23152, 26046, 34728, 39069, 46304, 52092, 69456, 78138, 92608, 104184, 138912, 156276, 185216, 208368, 277824, 312552, 370432, 416736, 555648, 625104, 740864, 833472, 1111296, 1250208, 1666944, 2222592, 2500416, 3333888, 5000832, 6667776, 10001664, 20003328]

約数ペア:

[(1, 20003328), (2, 10001664), (3, 6667776), (4, 5000832), (6, 3333888), (8, 2500416), (9, 2222592), (12, 1666944), (16, 1250208), (18, 1111296), (24, 833472), (27, 740864), (32, 625104), (36, 555648), (48, 416736), (54, 370432), (64, 312552), (72, 277824), (96, 208368), (108, 185216), (128, 156276), (144, 138912), (192, 104184), (216, 92608), (256, 78138), (288, 69456), (384, 52092), (432, 46304), (512, 39069), (576, 34728), (768, 26046), (864, 23152), (1152, 17364), (1447, 13824), (1536, 13023), (1728, 11576), (2304, 8682), (2894, 6912), (3456, 5788), (4341, 4608)]