19027827

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3352

約数の個数: 36

約数和(自身を含む): 34441680

約数和(自身を除く): 15413853

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3319, 5733, 9957, 23233, 29871, 43147, 69699, 129441, 162631, 209097, 302029, 388323, 487893, 906087, 1463679, 2114203, 2718261, 6342609, 19027827]

約数ペア:

[(1, 19027827), (3, 6342609), (7, 2718261), (9, 2114203), (13, 1463679), (21, 906087), (39, 487893), (49, 388323), (63, 302029), (91, 209097), (117, 162631), (147, 129441), (273, 69699), (441, 43147), (637, 29871), (819, 23233), (1911, 9957), (3319, 5733)]