67178576

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{21313}}^1$

素因数の和:21518

約数の個数: 20

約数和(自身を含む): 130825332

約数和(自身を除く): 63646756

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 21313, 42626, 85252, 170504, 341008, 4198661, 8397322, 16794644, 33589288, 67178576]

約数ペア:

[(1, 67178576), (2, 33589288), (4, 16794644), (8, 8397322), (16, 4198661), (197, 341008), (394, 170504), (788, 85252), (1576, 42626), (3152, 21313)]