20754854

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2311

約数の個数: 16

約数和(自身を含む): 32232816

約数和(自身を除く): 11477962

約数列:

[1, 2, 37, 74, 131, 262, 2141, 4282, 4847, 9694, 79217, 158434, 280471, 560942, 10377427, 20754854]

約数ペア:

[(1, 20754854), (2, 10377427), (37, 560942), (74, 280471), (131, 158434), (262, 79217), (2141, 9694), (4282, 4847)]