2019979661

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{52553}}^1$

素因数の和:52613

約数の個数: 24

約数和(自身を含む): 2581452480

約数和(自身を除く): 561472819

約数列:

[1, 7, 17, 19, 119, 133, 289, 323, 2023, 2261, 5491, 38437, 52553, 367871, 893401, 998507, 6253807, 6989549, 15187817, 16974619, 106314719, 118822333, 288568523, 2019979661]

約数ペア:

[(1, 2019979661), (7, 288568523), (17, 118822333), (19, 106314719), (119, 16974619), (133, 15187817), (289, 6989549), (323, 6253807), (2023, 998507), (2261, 893401), (5491, 367871), (38437, 52553)]