206563904

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{78721}}^1$

素因数の和:78774

約数の個数: 28

約数和(自身を含む): 419903148

約数和(自身を除く): 213339244

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 78721, 157442, 314884, 629768, 1259536, 2519072, 3227561, 5038144, 6455122, 12910244, 25820488, 51640976, 103281952, 206563904]

約数ペア:

[(1, 206563904), (2, 103281952), (4, 51640976), (8, 25820488), (16, 12910244), (32, 6455122), (41, 5038144), (64, 3227561), (82, 2519072), (164, 1259536), (328, 629768), (656, 314884), (1312, 157442), (2624, 78721)]