19986453

素因数分解:

$3^3\times {\mathrm{367}}^1\times {\mathrm{2017}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 29704960

約数和(自身を除く): 9718507

約数列:

[1, 3, 9, 27, 367, 1101, 2017, 3303, 6051, 9909, 18153, 54459, 740239, 2220717, 6662151, 19986453]

約数ペア:

[(1, 19986453), (3, 6662151), (9, 2220717), (27, 740239), (367, 54459), (1101, 18153), (2017, 9909), (3303, 6051)]