9972976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47947}}^1$

素因数の和:47968

約数の個数: 20

約数和(自身を含む): 20809432

約数和(自身を除く): 10836456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 47947, 95894, 191788, 383576, 623311, 767152, 1246622, 2493244, 4986488, 9972976]

約数ペア:

[(1, 9972976), (2, 4986488), (4, 2493244), (8, 1246622), (13, 767152), (16, 623311), (26, 383576), (52, 191788), (104, 95894), (208, 47947)]