20280033

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{60901}}^1$

素因数の和:60944

約数の個数: 12

約数和(自身を含む): 30085588

約数和(自身を除く): 9805555

約数列:

[1, 3, 9, 37, 111, 333, 60901, 182703, 548109, 2253337, 6760011, 20280033]

約数ペア:

[(1, 20280033), (3, 6760011), (9, 2253337), (37, 548109), (111, 182703), (333, 60901)]