20603135

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8291}}^1$

素因数の和:8374

約数の個数: 16

約数和(自身を含む): 28657152

約数和(自身を除く): 8054017

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8291, 41455, 58037, 290185, 588661, 2943305, 4120627, 20603135]

約数ペア:

[(1, 20603135), (5, 4120627), (7, 2943305), (35, 588661), (71, 290185), (355, 58037), (497, 41455), (2485, 8291)]