2020673921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{141991}}^1$

素因数の和:142124

約数の個数: 16

約数和(自身を含む): 2453621760

約数和(自身を除く): 432947839

約数列:

[1, 7, 19, 107, 133, 749, 2033, 14231, 141991, 993937, 2697829, 15193037, 18884803, 106351259, 288667703, 2020673921]

約数ペア:

[(1, 2020673921), (7, 288667703), (19, 106351259), (107, 18884803), (133, 15193037), (749, 2697829), (2033, 993937), (14231, 141991)]