20463615

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1303}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 35599200

約数和(自身を除く): 15135585

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1303, 1745, 3141, 3909, 5235, 6515, 11727, 15705, 19545, 58635, 454747, 1364241, 2273735, 4092723, 6821205, 20463615]

約数ペア:

[(1, 20463615), (3, 6821205), (5, 4092723), (9, 2273735), (15, 1364241), (45, 454747), (349, 58635), (1047, 19545), (1303, 15705), (1745, 11727), (3141, 6515), (3909, 5235)]