20958276

素因数分解:

$2^2\times 3^1\times {\mathrm{307}}^1\times {\mathrm{5689}}^1$

素因数の和:6003

約数の個数: 24

約数和(自身を含む): 49070560

約数和(自身を除く): 28112284

約数列:

[1, 2, 3, 4, 6, 12, 307, 614, 921, 1228, 1842, 3684, 5689, 11378, 17067, 22756, 34134, 68268, 1746523, 3493046, 5239569, 6986092, 10479138, 20958276]

約数ペア:

[(1, 20958276), (2, 10479138), (3, 6986092), (4, 5239569), (6, 3493046), (12, 1746523), (307, 68268), (614, 34134), (921, 22756), (1228, 17067), (1842, 11378), (3684, 5689)]