20085767009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{12253}}^1$

素因数の和:12681

約数の個数: 32

約数和(自身を含む): 25527532800

約数和(自身を除く): 5441765791

約数列:

[1, 7, 11, 61, 77, 349, 427, 671, 2443, 3839, 4697, 12253, 21289, 26873, 85771, 134783, 149023, 234179, 747433, 943481, 1639253, 4276297, 5232031, 8221763, 29934079, 47039267, 57552341, 260854117, 329274869, 1825978819, 2869395287, 20085767009]

約数ペア:

[(1, 20085767009), (7, 2869395287), (11, 1825978819), (61, 329274869), (77, 260854117), (349, 57552341), (427, 47039267), (671, 29934079), (2443, 8221763), (3839, 5232031), (4697, 4276297), (12253, 1639253), (21289, 943481), (26873, 747433), (85771, 234179), (134783, 149023)]