20199451657

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{2168021}}^1$

素因数の和:2168061

約数の個数: 16

約数和(自身を含む): 25391873664

約数和(自身を除く): 5192422007

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 2168021, 15176147, 23848231, 166937617, 262330541, 1836313787, 2885635951, 20199451657]

約数ペア:

[(1, 20199451657), (7, 2885635951), (11, 1836313787), (77, 262330541), (121, 166937617), (847, 23848231), (1331, 15176147), (9317, 2168021)]