19462068207

素因数分解:

$3^4\times {\mathrm{691}}^1\times {\mathrm{347717}}^1$

素因数の和:348420

約数の個数: 20

約数和(自身を含む): 29115123576

約数和(自身を除く): 9653055369

約数列:

[1, 3, 9, 27, 81, 691, 2073, 6219, 18657, 55971, 347717, 1043151, 3129453, 9388359, 28165077, 240272447, 720817341, 2162452023, 6487356069, 19462068207]

約数ペア:

[(1, 19462068207), (3, 6487356069), (9, 2162452023), (27, 720817341), (81, 240272447), (691, 28165077), (2073, 9388359), (6219, 3129453), (18657, 1043151), (55971, 347717)]