20340345

素因数分解:

$3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3061}}^1$

素因数の和:3512

約数の個数: 16

約数和(自身を含む): 32628672

約数和(自身を除く): 12288327

約数列:

[1, 3, 5, 15, 443, 1329, 2215, 3061, 6645, 9183, 15305, 45915, 1356023, 4068069, 6780115, 20340345]

約数ペア:

[(1, 20340345), (3, 6780115), (5, 4068069), (15, 1356023), (443, 45915), (1329, 15305), (2215, 9183), (3061, 6645)]