20512355857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{5381}}^1\times {\mathrm{23677}}^1$

素因数の和:29088

約数の個数: 16

約数和(自身を含む): 24467519232

約数和(自身を除く): 3955163375

約数列:

[1, 7, 23, 161, 5381, 23677, 37667, 123763, 165739, 544571, 866341, 3811997, 127405937, 891841559, 2930336551, 20512355857]

約数ペア:

[(1, 20512355857), (7, 2930336551), (23, 891841559), (161, 127405937), (5381, 3811997), (23677, 866341), (37667, 544571), (123763, 165739)]