20109495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191519}}^1$

素因数の和:191534

約数の個数: 16

約数和(自身を含む): 36771840

約数和(自身を除く): 16662345

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191519, 574557, 957595, 1340633, 2872785, 4021899, 6703165, 20109495]

約数ペア:

[(1, 20109495), (3, 6703165), (5, 4021899), (7, 2872785), (15, 1340633), (21, 957595), (35, 574557), (105, 191519)]