20175996968

素因数分解:

$2^3\times {\mathrm{6221}}^1\times {\mathrm{405401}}^1$

素因数の和:411628

約数の個数: 16

約数和(自身を含む): 37836168660

約数和(自身を除く): 17660171692

約数列:

[1, 2, 4, 8, 6221, 12442, 24884, 49768, 405401, 810802, 1621604, 3243208, 2521999621, 5043999242, 10087998484, 20175996968]

約数ペア:

[(1, 20175996968), (2, 10087998484), (4, 5043999242), (8, 2521999621), (6221, 3243208), (12442, 1621604), (24884, 810802), (49768, 405401)]