2018915718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{108649}}^1$

素因数の和:108836

約数の個数: 32

約数和(自身を含む): 4276464000

約数和(自身を除く): 2257548282

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 163, 326, 489, 978, 3097, 6194, 9291, 18582, 108649, 217298, 325947, 651894, 2064331, 4128662, 6192993, 12385986, 17709787, 35419574, 53129361, 106258722, 336485953, 672971906, 1009457859, 2018915718]

約数ペア:

[(1, 2018915718), (2, 1009457859), (3, 672971906), (6, 336485953), (19, 106258722), (38, 53129361), (57, 35419574), (114, 17709787), (163, 12385986), (326, 6192993), (489, 4128662), (978, 2064331), (3097, 651894), (6194, 325947), (9291, 217298), (18582, 108649)]