18937534

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{122971}}^1$

素因数の和:122991

約数の個数: 16

約数和(自身を含む): 35415936

約数和(自身を除く): 16478402

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 122971, 245942, 860797, 1352681, 1721594, 2705362, 9468767, 18937534]

約数ペア:

[(1, 18937534), (2, 9468767), (7, 2705362), (11, 1721594), (14, 1352681), (22, 860797), (77, 245942), (154, 122971)]