2638852021

素因数分解:

${\mathrm{13}}^2\times {\mathrm{809}}^1\times {\mathrm{19301}}^1$

素因数の和:20136

約数の個数: 12

約数和(自身を含む): 2861135460

約数和(自身を除く): 222283439

約数列:

[1, 13, 169, 809, 10517, 19301, 136721, 250913, 3261869, 15614509, 202988617, 2638852021]

約数ペア:

[(1, 2638852021), (13, 202988617), (169, 15614509), (809, 3261869), (10517, 250913), (19301, 136721)]