25987702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{18859}}^1$

素因数の和:18927

約数の個数: 16

約数和(自身を含む): 42774480

約数和(自身を除く): 16786778

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 18859, 37718, 245167, 490334, 999527, 1999054, 12993851, 25987702]

約数ペア:

[(1, 25987702), (2, 12993851), (13, 1999054), (26, 999527), (53, 490334), (106, 245167), (689, 37718), (1378, 18859)]