17991622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{7643}}^1$

素因数の和:7763

約数の個数: 16

約数和(自身を含む): 29719872

約数和(自身を除く): 11728250

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 7643, 15286, 84073, 168146, 817801, 1635602, 8995811, 17991622]

約数ペア:

[(1, 17991622), (2, 8995811), (11, 1635602), (22, 817801), (107, 168146), (214, 84073), (1177, 15286), (2354, 7643)]