2081286

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{2689}}^1$

素因数の和:2740

約数の個数: 24

約数和(自身を含む): 4616040

約数和(自身を除く): 2534754

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 2689, 5378, 8067, 16134, 24201, 48402, 115627, 231254, 346881, 693762, 1040643, 2081286]

約数ペア:

[(1, 2081286), (2, 1040643), (3, 693762), (6, 346881), (9, 231254), (18, 115627), (43, 48402), (86, 24201), (129, 16134), (258, 8067), (387, 5378), (774, 2689)]