20357095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1031}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 26749440

約数和(自身を除く): 6392345

約数列:

[1, 5, 11, 55, 359, 1031, 1795, 3949, 5155, 11341, 19745, 56705, 370129, 1850645, 4071419, 20357095]

約数ペア:

[(1, 20357095), (5, 4071419), (11, 1850645), (55, 370129), (359, 56705), (1031, 19745), (1795, 11341), (3949, 5155)]