19820115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{62921}}^1$

素因数の和:62939

約数の個数: 24

約数和(自身を含む): 39263328

約数和(自身を除く): 19443213

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 62921, 188763, 314605, 440447, 566289, 943815, 1321341, 2202235, 2831445, 3964023, 6606705, 19820115]

約数ペア:

[(1, 19820115), (3, 6606705), (5, 3964023), (7, 2831445), (9, 2202235), (15, 1321341), (21, 943815), (35, 566289), (45, 440447), (63, 314605), (105, 188763), (315, 62921)]