20478156

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{6073}}^1$

素因数の和:6361

約数の個数: 24

約数和(自身を含む): 47960304

約数和(自身を除く): 27482148

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 6073, 12146, 18219, 24292, 36438, 72876, 1706513, 3413026, 5119539, 6826052, 10239078, 20478156]

約数ペア:

[(1, 20478156), (2, 10239078), (3, 6826052), (4, 5119539), (6, 3413026), (12, 1706513), (281, 72876), (562, 36438), (843, 24292), (1124, 18219), (1686, 12146), (3372, 6073)]