20414144

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 56

約数和(自身を含む): 44439840

約数和(自身を除く): 24025696

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 647, 928, 986, 1088, 1294, 1856, 1972, 2588, 3944, 5176, 7888, 10352, 10999, 15776, 18763, 20704, 21998, 31552, 37526, 41408, 43996, 75052, 87992, 150104, 175984, 300208, 318971, 351968, 600416, 637942, 703936, 1200832, 1275884, 2551768, 5103536, 10207072, 20414144]

約数ペア:

[(1, 20414144), (2, 10207072), (4, 5103536), (8, 2551768), (16, 1275884), (17, 1200832), (29, 703936), (32, 637942), (34, 600416), (58, 351968), (64, 318971), (68, 300208), (116, 175984), (136, 150104), (232, 87992), (272, 75052), (464, 43996), (493, 41408), (544, 37526), (647, 31552), (928, 21998), (986, 20704), (1088, 18763), (1294, 15776), (1856, 10999), (1972, 10352), (2588, 7888), (3944, 5176)]