2019339721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{36209}}^1$

素因数の和:36504

約数の個数: 16

約数和(自身を含む): 2391598080

約数和(自身を除く): 372258359

約数列:

[1, 7, 31, 217, 257, 1799, 7967, 36209, 55769, 253463, 1122479, 7857353, 9305713, 65139991, 288477103, 2019339721]

約数ペア:

[(1, 2019339721), (7, 288477103), (31, 65139991), (217, 9305713), (257, 7857353), (1799, 1122479), (7967, 253463), (36209, 55769)]