20759079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 31530240

約数和(自身を除く): 10771161

約数列:

[1, 3, 11, 33, 41, 67, 123, 201, 229, 451, 687, 737, 1353, 2211, 2519, 2747, 7557, 8241, 9389, 15343, 28167, 30217, 46029, 90651, 103279, 168773, 309837, 506319, 629063, 1887189, 6919693, 20759079]

約数ペア:

[(1, 20759079), (3, 6919693), (11, 1887189), (33, 629063), (41, 506319), (67, 309837), (123, 168773), (201, 103279), (229, 90651), (451, 46029), (687, 30217), (737, 28167), (1353, 15343), (2211, 9389), (2519, 8241), (2747, 7557)]