20715035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 8557285

約数列:

[1, 5, 11, 19, 43, 55, 95, 209, 215, 461, 473, 817, 1045, 2305, 2365, 4085, 5071, 8759, 8987, 19823, 25355, 43795, 44935, 96349, 99115, 218053, 376637, 481745, 1090265, 1883185, 4143007, 20715035]

約数ペア:

[(1, 20715035), (5, 4143007), (11, 1883185), (19, 1090265), (43, 481745), (55, 376637), (95, 218053), (209, 99115), (215, 96349), (461, 44935), (473, 43795), (817, 25355), (1045, 19823), (2305, 8987), (2365, 8759), (4085, 5071)]