19024785

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 37621584

約数和(自身を除く): 18596799

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1913, 1989, 3315, 5739, 9565, 9945, 17217, 24869, 28695, 32521, 74607, 86085, 97563, 124345, 162605, 223821, 292689, 373035, 422773, 487815, 1119105, 1268319, 1463445, 2113865, 3804957, 6341595, 19024785]

約数ペア:

[(1, 19024785), (3, 6341595), (5, 3804957), (9, 2113865), (13, 1463445), (15, 1268319), (17, 1119105), (39, 487815), (45, 422773), (51, 373035), (65, 292689), (85, 223821), (117, 162605), (153, 124345), (195, 97563), (221, 86085), (255, 74607), (585, 32521), (663, 28695), (765, 24869), (1105, 17217), (1913, 9945), (1989, 9565), (3315, 5739)]