19085157

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3362

約数の個数: 36

約数和(自身を含む): 34545420

約数和(自身を除く): 15460263

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3329, 5733, 9987, 23303, 29961, 43277, 69909, 129831, 163121, 209727, 302939, 389493, 489363, 908817, 1468089, 2120573, 2726451, 6361719, 19085157]

約数ペア:

[(1, 19085157), (3, 6361719), (7, 2726451), (9, 2120573), (13, 1468089), (21, 908817), (39, 489363), (49, 389493), (63, 302939), (91, 209727), (117, 163121), (147, 129831), (273, 69909), (441, 43277), (637, 29961), (819, 23303), (1911, 9987), (3329, 5733)]