20990046

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45433}}^1$

素因数の和:45456

約数の個数: 32

約数和(自身を含む): 52339968

約数和(自身を除く): 31349922

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45433, 90866, 136299, 272598, 318031, 499763, 636062, 954093, 999526, 1499289, 1908186, 2998578, 3498341, 6996682, 10495023, 20990046]

約数ペア:

[(1, 20990046), (2, 10495023), (3, 6996682), (6, 3498341), (7, 2998578), (11, 1908186), (14, 1499289), (21, 999526), (22, 954093), (33, 636062), (42, 499763), (66, 318031), (77, 272598), (154, 136299), (231, 90866), (462, 45433)]