20664074

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2129}}^1$

素因数の和:2365

約数の個数: 16

約数和(自身を含む): 32512320

約数和(自身を除く): 11848246

約数列:

[1, 2, 23, 46, 211, 422, 2129, 4258, 4853, 9706, 48967, 97934, 449219, 898438, 10332037, 20664074]

約数ペア:

[(1, 20664074), (2, 10332037), (23, 898438), (46, 449219), (211, 97934), (422, 48967), (2129, 9706), (4258, 4853)]