20303888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115363}}^1$

素因数の和:115382

約数の個数: 20

約数和(自身を含む): 42915408

約数和(自身を除く): 22611520

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115363, 230726, 461452, 922904, 1268993, 1845808, 2537986, 5075972, 10151944, 20303888]

約数ペア:

[(1, 20303888), (2, 10151944), (4, 5075972), (8, 2537986), (11, 1845808), (16, 1268993), (22, 922904), (44, 461452), (88, 230726), (176, 115363)]