18388868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 33929280

約数和(自身を除く): 15540412

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 1979, 2323, 3958, 4646, 7916, 9292, 45517, 91034, 182068, 199879, 399758, 799516, 4597217, 9194434, 18388868]

約数ペア:

[(1, 18388868), (2, 9194434), (4, 4597217), (23, 799516), (46, 399758), (92, 199879), (101, 182068), (202, 91034), (404, 45517), (1979, 9292), (2323, 7916), (3958, 4646)]