18683145

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 35315280

約数和(自身を除く): 16632135

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 109, 117, 195, 293, 327, 545, 585, 879, 981, 1417, 1465, 1635, 2637, 3809, 4251, 4395, 4905, 7085, 11427, 12753, 13185, 19045, 21255, 31937, 34281, 57135, 63765, 95811, 159685, 171405, 287433, 415181, 479055, 1245543, 1437165, 2075905, 3736629, 6227715, 18683145]

約数ペア:

[(1, 18683145), (3, 6227715), (5, 3736629), (9, 2075905), (13, 1437165), (15, 1245543), (39, 479055), (45, 415181), (65, 287433), (109, 171405), (117, 159685), (195, 95811), (293, 63765), (327, 57135), (545, 34281), (585, 31937), (879, 21255), (981, 19045), (1417, 13185), (1465, 12753), (1635, 11427), (2637, 7085), (3809, 4905), (4251, 4395)]