19770166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14347}}^1$

素因数の和:14415

約数の個数: 16

約数和(自身を含む): 32541264

約数和(自身を除く): 12771098

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14347, 28694, 186511, 373022, 760391, 1520782, 9885083, 19770166]

約数ペア:

[(1, 19770166), (2, 9885083), (13, 1520782), (26, 760391), (53, 373022), (106, 186511), (689, 28694), (1378, 14347)]