18245888

素因数分解:

$2^8\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 36693888

約数和(自身を除く): 18448000

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 263, 271, 526, 542, 1052, 1084, 2104, 2168, 4208, 4336, 8416, 8672, 16832, 17344, 33664, 34688, 67328, 69376, 71273, 142546, 285092, 570184, 1140368, 2280736, 4561472, 9122944, 18245888]

約数ペア:

[(1, 18245888), (2, 9122944), (4, 4561472), (8, 2280736), (16, 1140368), (32, 570184), (64, 285092), (128, 142546), (256, 71273), (263, 69376), (271, 67328), (526, 34688), (542, 33664), (1052, 17344), (1084, 16832), (2104, 8672), (2168, 8416), (4208, 4336)]