19368765

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 36599472

約数和(自身を除く): 17230707

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 113, 117, 195, 293, 339, 565, 585, 879, 1017, 1465, 1469, 1695, 2637, 3809, 4395, 4407, 5085, 7345, 11427, 13185, 13221, 19045, 22035, 33109, 34281, 57135, 66105, 99327, 165545, 171405, 297981, 430417, 496635, 1291251, 1489905, 2152085, 3873753, 6456255, 19368765]

約数ペア:

[(1, 19368765), (3, 6456255), (5, 3873753), (9, 2152085), (13, 1489905), (15, 1291251), (39, 496635), (45, 430417), (65, 297981), (113, 171405), (117, 165545), (195, 99327), (293, 66105), (339, 57135), (565, 34281), (585, 33109), (879, 22035), (1017, 19045), (1465, 13221), (1469, 13185), (1695, 11427), (2637, 7345), (3809, 5085), (4395, 4407)]