20218463727

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87525817}}^1$

素因数の和:87525838

約数の個数: 16

約数和(自身を含む): 33609914112

約数和(自身を除く): 13391450385

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87525817, 262577451, 612680719, 962783987, 1838042157, 2888351961, 6739487909, 20218463727]

約数ペア:

[(1, 20218463727), (3, 6739487909), (7, 2888351961), (11, 1838042157), (21, 962783987), (33, 612680719), (77, 262577451), (231, 87525817)]