20688977

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 22429440

約数和(自身を除く): 1740463

約数列:

[1, 29, 43, 47, 353, 1247, 1363, 2021, 10237, 15179, 16591, 58609, 440191, 481139, 713413, 20688977]

約数ペア:

[(1, 20688977), (29, 713413), (43, 481139), (47, 440191), (353, 58609), (1247, 16591), (1363, 15179), (2021, 10237)]