18768285

素因数分解:

$3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2161}}^1$

素因数の和:2365

約数の個数: 24

約数和(自身を含む): 32715384

約数和(自身を除く): 13947099

約数列:

[1, 3, 5, 9, 15, 45, 193, 579, 965, 1737, 2161, 2895, 6483, 8685, 10805, 19449, 32415, 97245, 417073, 1251219, 2085365, 3753657, 6256095, 18768285]

約数ペア:

[(1, 18768285), (3, 6256095), (5, 3753657), (9, 2085365), (15, 1251219), (45, 417073), (193, 97245), (579, 32415), (965, 19449), (1737, 10805), (2161, 8685), (2895, 6483)]