19837741

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4861}}^1$

素因数の和:4932

約数の個数: 16

約数和(自身を含む): 25204608

約数和(自身を除く): 5366867

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 4861, 34027, 53471, 257633, 374297, 1803431, 2833963, 19837741]

約数ペア:

[(1, 19837741), (7, 2833963), (11, 1803431), (53, 374297), (77, 257633), (371, 53471), (583, 34027), (4081, 4861)]