20147329168

素因数分解:

$2^4\times {\mathrm{4447}}^1\times {\mathrm{283159}}^1$

素因数の和:287614

約数の個数: 20

約数和(自身を含む): 39044366080

約数和(自身を除く): 18897036912

約数列:

[1, 2, 4, 8, 16, 4447, 8894, 17788, 35576, 71152, 283159, 566318, 1132636, 2265272, 4530544, 1259208073, 2518416146, 5036832292, 10073664584, 20147329168]

約数ペア:

[(1, 20147329168), (2, 10073664584), (4, 5036832292), (8, 2518416146), (16, 1259208073), (4447, 4530544), (8894, 2265272), (17788, 1132636), (35576, 566318), (71152, 283159)]