19056465

素因数分解:

$3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 34476288

約数和(自身を除く): 15419823

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 211, 223, 405, 633, 669, 1055, 1115, 1899, 2007, 3165, 3345, 5697, 6021, 9495, 10035, 17091, 18063, 28485, 30105, 47053, 85455, 90315, 141159, 235265, 423477, 705795, 1270431, 2117385, 3811293, 6352155, 19056465]

約数ペア:

[(1, 19056465), (3, 6352155), (5, 3811293), (9, 2117385), (15, 1270431), (27, 705795), (45, 423477), (81, 235265), (135, 141159), (211, 90315), (223, 85455), (405, 47053), (633, 30105), (669, 28485), (1055, 18063), (1115, 17091), (1899, 10035), (2007, 9495), (3165, 6021), (3345, 5697)]