20175975056

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66368339}}^1$

素因数の和:66368366

約数の個数: 20

約数和(自身を含む): 41148370800

約数和(自身を除く): 20972395744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66368339, 132736678, 265473356, 530946712, 1061893424, 1260998441, 2521996882, 5043993764, 10087987528, 20175975056]

約数ペア:

[(1, 20175975056), (2, 10087987528), (4, 5043993764), (8, 2521996882), (16, 1260998441), (19, 1061893424), (38, 530946712), (76, 265473356), (152, 132736678), (304, 66368339)]