19794104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5231}}^1$

素因数の和:5291

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 21643336

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5231, 10462, 20924, 41848, 57541, 115082, 224933, 230164, 449866, 460328, 899732, 1799464, 2474263, 4948526, 9897052, 19794104]

約数ペア:

[(1, 19794104), (2, 9897052), (4, 4948526), (8, 2474263), (11, 1799464), (22, 899732), (43, 460328), (44, 449866), (86, 230164), (88, 224933), (172, 115082), (344, 57541), (473, 41848), (946, 20924), (1892, 10462), (3784, 5231)]