18089929

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 22030272

約数和(自身を除く): 3940343

約数列:

[1, 11, 13, 37, 143, 169, 263, 407, 481, 1859, 2893, 3419, 5291, 6253, 9731, 37609, 44447, 68783, 107041, 126503, 488917, 1391533, 1644539, 18089929]

約数ペア:

[(1, 18089929), (11, 1644539), (13, 1391533), (37, 488917), (143, 126503), (169, 107041), (263, 68783), (407, 44447), (481, 37609), (1859, 9731), (2893, 6253), (3419, 5291)]