20228085

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12149}}^1$

素因数の和:12197

約数の個数: 24

約数和(自身を含む): 36012600

約数和(自身を除く): 15784515

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 12149, 36447, 60745, 109341, 182235, 449513, 546705, 1348539, 2247565, 4045617, 6742695, 20228085]

約数ペア:

[(1, 20228085), (3, 6742695), (5, 4045617), (9, 2247565), (15, 1348539), (37, 546705), (45, 449513), (111, 182235), (185, 109341), (333, 60745), (555, 36447), (1665, 12149)]