20109075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{38303}}^1$

素因数の和:38323

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 17888493

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 38303, 114909, 191515, 268121, 574545, 804363, 957575, 1340605, 2872725, 4021815, 6703025, 20109075]

約数ペア:

[(1, 20109075), (3, 6703025), (5, 4021815), (7, 2872725), (15, 1340605), (21, 957575), (25, 804363), (35, 574545), (75, 268121), (105, 191515), (175, 114909), (525, 38303)]