20836319

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{6971}}^1$

素因数の和:7046

約数の個数: 12

約数和(自身を含む): 24639048

約数和(自身を除く): 3802729

約数列:

[1, 7, 49, 61, 427, 2989, 6971, 48797, 341579, 425231, 2976617, 20836319]

約数ペア:

[(1, 20836319), (7, 2976617), (49, 425231), (61, 341579), (427, 48797), (2989, 6971)]