20695235

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 27706560

約数和(自身を除く): 7011325

約数列:

[1, 5, 11, 55, 79, 121, 395, 433, 605, 869, 2165, 4345, 4763, 9559, 23815, 34207, 47795, 52393, 171035, 261965, 376277, 1881385, 4139047, 20695235]

約数ペア:

[(1, 20695235), (5, 4139047), (11, 1881385), (55, 376277), (79, 261965), (121, 171035), (395, 52393), (433, 47795), (605, 34207), (869, 23815), (2165, 9559), (4345, 4763)]