20857535330

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1\times {\mathrm{15277}}^1$

素因数の和:16034

約数の個数: 32

約数和(自身を含む): 37752549120

約数和(自身を除く): 16895013790

約数列:

[1, 2, 5, 10, 311, 439, 622, 878, 1555, 2195, 3110, 4390, 15277, 30554, 76385, 136529, 152770, 273058, 682645, 1365290, 4751147, 6706603, 9502294, 13413206, 23755735, 33533015, 47511470, 67066030, 2085753533, 4171507066, 10428767665, 20857535330]

約数ペア:

[(1, 20857535330), (2, 10428767665), (5, 4171507066), (10, 2085753533), (311, 67066030), (439, 47511470), (622, 33533015), (878, 23755735), (1555, 13413206), (2195, 9502294), (3110, 6706603), (4390, 4751147), (15277, 1365290), (30554, 682645), (76385, 273058), (136529, 152770)]