20403486

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27647}}^1$

素因数の和:27696

約数の個数: 24

約数和(自身を含む): 45287424

約数和(自身を除く): 24883938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27647, 55294, 82941, 165882, 248823, 497646, 1133527, 2267054, 3400581, 6801162, 10201743, 20403486]

約数ペア:

[(1, 20403486), (2, 10201743), (3, 6801162), (6, 3400581), (9, 2267054), (18, 1133527), (41, 497646), (82, 248823), (123, 165882), (246, 82941), (369, 55294), (738, 27647)]