20199448857

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{733}}^1\times {\mathrm{7331}}^1$

素因数の和:8253

約数の個数: 32

約数和(自身を含む): 30998522880

約数和(自身を除く): 10799074023

約数列:

[1, 3, 7, 21, 179, 537, 733, 1253, 2199, 3759, 5131, 7331, 15393, 21993, 51317, 131207, 153951, 393621, 918449, 1312249, 2755347, 3936747, 5373623, 9185743, 16120869, 27557229, 37615361, 112846083, 961878517, 2885635551, 6733149619, 20199448857]

約数ペア:

[(1, 20199448857), (3, 6733149619), (7, 2885635551), (21, 961878517), (179, 112846083), (537, 37615361), (733, 27557229), (1253, 16120869), (2199, 9185743), (3759, 5373623), (5131, 3936747), (7331, 2755347), (15393, 1312249), (21993, 918449), (51317, 393621), (131207, 153951)]