20163840047

素因数分解:

${\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{283403}}^1$

素因数の和:283850

約数の個数: 12

約数和(自身を含む): 21886157304

約数和(自身を除く): 1722317257

約数列:

[1, 13, 169, 421, 5473, 71149, 283403, 3684239, 47895107, 119312663, 1551064619, 20163840047]

約数ペア:

[(1, 20163840047), (13, 1551064619), (169, 119312663), (421, 47895107), (5473, 3684239), (71149, 283403)]