201913492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{64633}}^1$

素因数の和:64719

約数の個数: 24

約数和(自身を含む): 390906432

約数和(自身を除く): 188992940

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 64633, 129266, 258532, 710963, 1421926, 2843852, 4588943, 9177886, 18355772, 50478373, 100956746, 201913492]

約数ペア:

[(1, 201913492), (2, 100956746), (4, 50478373), (11, 18355772), (22, 9177886), (44, 4588943), (71, 2843852), (142, 1421926), (284, 710963), (781, 258532), (1562, 129266), (3124, 64633)]