20199443752

素因数分解:

$2^3\times {\mathrm{1117}}^1\times {\mathrm{2260457}}^1$

素因数の和:2261580

約数の個数: 16

約数和(自身を含む): 37907880660

約数和(自身を除く): 17708436908

約数列:

[1, 2, 4, 8, 1117, 2234, 4468, 8936, 2260457, 4520914, 9041828, 18083656, 2524930469, 5049860938, 10099721876, 20199443752]

約数ペア:

[(1, 20199443752), (2, 10099721876), (4, 5049860938), (8, 2524930469), (1117, 18083656), (2234, 9041828), (4468, 4520914), (8936, 2260457)]