2018091618

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{342863}}^1$

素因数の和:342983

約数の個数: 32

約数和(自身を含む): 4525804800

約数和(自身を除く): 2507713182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 5886, 342863, 685726, 1028589, 2057178, 3085767, 6171534, 9257301, 18514602, 37372067, 74744134, 112116201, 224232402, 336348603, 672697206, 1009045809, 2018091618]

約数ペア:

[(1, 2018091618), (2, 1009045809), (3, 672697206), (6, 336348603), (9, 224232402), (18, 112116201), (27, 74744134), (54, 37372067), (109, 18514602), (218, 9257301), (327, 6171534), (654, 3085767), (981, 2057178), (1962, 1028589), (2943, 685726), (5886, 342863)]