20091721182

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257586169}}^1$

素因数の和:257586187

約数の個数: 16

約数和(自身を含む): 43274476560

約数和(自身を除く): 23182755378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257586169, 515172338, 772758507, 1545517014, 3348620197, 6697240394, 10045860591, 20091721182]

約数ペア:

[(1, 20091721182), (2, 10045860591), (3, 6697240394), (6, 3348620197), (13, 1545517014), (26, 772758507), (39, 515172338), (78, 257586169)]