20461925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2011}}^1$

素因数の和:2069

約数の個数: 24

約数和(自身を含む): 28441632

約数和(自身を除く): 7979707

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 925, 2011, 2035, 10055, 10175, 22121, 50275, 74407, 110605, 372035, 553025, 818477, 1860175, 4092385, 20461925]

約数ペア:

[(1, 20461925), (5, 4092385), (11, 1860175), (25, 818477), (37, 553025), (55, 372035), (185, 110605), (275, 74407), (407, 50275), (925, 22121), (2011, 10175), (2035, 10055)]