20930945

素因数分解:

$5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{3581}}^1$

素因数の和:3760

約数の個数: 16

約数和(自身を含む): 28885248

約数和(自身を除く): 7954303

約数列:

[1, 5, 7, 35, 167, 835, 1169, 3581, 5845, 17905, 25067, 125335, 598027, 2990135, 4186189, 20930945]

約数ペア:

[(1, 20930945), (5, 4186189), (7, 2990135), (35, 598027), (167, 125335), (835, 25067), (1169, 17905), (3581, 5845)]