20157563

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 22271040

約数和(自身を除く): 2113477

約数列:

[1, 17, 37, 73, 439, 629, 1241, 2701, 7463, 16243, 32047, 45917, 276131, 544799, 1185739, 20157563]

約数ペア:

[(1, 20157563), (17, 1185739), (37, 544799), (73, 276131), (439, 45917), (629, 32047), (1241, 16243), (2701, 7463)]