18676035

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19763}}^1$

素因数の和:19784

約数の個数: 32

約数和(自身を含む): 37946880

約数和(自身を除く): 19270845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 19763, 59289, 98815, 138341, 177867, 296445, 415023, 533601, 691705, 889335, 1245069, 2075115, 2668005, 3735207, 6225345, 18676035]

約数ペア:

[(1, 18676035), (3, 6225345), (5, 3735207), (7, 2668005), (9, 2075115), (15, 1245069), (21, 889335), (27, 691705), (35, 533601), (45, 415023), (63, 296445), (105, 177867), (135, 138341), (189, 98815), (315, 59289), (945, 19763)]