18630495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31847}}^1$

素因数の和:31871

約数の個数: 24

約数和(自身を含む): 34778016

約数和(自身を除く): 16147521

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31847, 95541, 159235, 286623, 414011, 477705, 1242033, 1433115, 2070055, 3726099, 6210165, 18630495]

約数ペア:

[(1, 18630495), (3, 6210165), (5, 3726099), (9, 2070055), (13, 1433115), (15, 1242033), (39, 477705), (45, 414011), (65, 286623), (117, 159235), (195, 95541), (585, 31847)]