20413085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 31387392

約数和(自身を除く): 10974307

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 1433, 2035, 2849, 7165, 10031, 14245, 15763, 50155, 53021, 78815, 110341, 265105, 371147, 551705, 583231, 1855735, 2916155, 4082617, 20413085]

約数ペア:

[(1, 20413085), (5, 4082617), (7, 2916155), (11, 1855735), (35, 583231), (37, 551705), (55, 371147), (77, 265105), (185, 110341), (259, 78815), (385, 53021), (407, 50155), (1295, 15763), (1433, 14245), (2035, 10031), (2849, 7165)]