43987984

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{4289}}^1$

素因数の和:4938

約数の個数: 20

約数和(自身を含む): 85379580

約数和(自身を除く): 41391596

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 4289, 5128, 8578, 10256, 17156, 34312, 68624, 2749249, 5498498, 10996996, 21993992, 43987984]

約数ペア:

[(1, 43987984), (2, 21993992), (4, 10996996), (8, 5498498), (16, 2749249), (641, 68624), (1282, 34312), (2564, 17156), (4289, 10256), (5128, 8578)]