20012301

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3163}}^1$

素因数の和:3225

約数の個数: 24

約数和(自身を含む): 31260320

約数和(自身を除く): 11248019

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3163, 6327, 9489, 28467, 60097, 117031, 180291, 351093, 540873, 1053279, 2223589, 6670767, 20012301]

約数ペア:

[(1, 20012301), (3, 6670767), (9, 2223589), (19, 1053279), (37, 540873), (57, 351093), (111, 180291), (171, 117031), (333, 60097), (703, 28467), (2109, 9489), (3163, 6327)]