19764008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{224591}}^1$

素因数の和:224608

約数の個数: 16

約数和(自身を含む): 40426560

約数和(自身を除く): 20662552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 224591, 449182, 898364, 1796728, 2470501, 4941002, 9882004, 19764008]

約数ペア:

[(1, 19764008), (2, 9882004), (4, 4941002), (8, 2470501), (11, 1796728), (22, 898364), (44, 449182), (88, 224591)]