20347822089

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{19753}}^1$

素因数の和:20046

約数の個数: 48

約数和(自身を含む): 34169046912

約数和(自身を除く): 13821224823

約数列:

[1, 3, 7, 9, 21, 63, 83, 197, 249, 581, 591, 747, 1379, 1743, 1773, 4137, 5229, 12411, 16351, 19753, 49053, 59259, 114457, 138271, 147159, 177777, 343371, 414813, 1030113, 1244439, 1639499, 3891341, 4918497, 11476493, 11674023, 14755491, 27239387, 34429479, 35022069, 81718161, 103288437, 245154483, 322981303, 968943909, 2260869121, 2906831727, 6782607363, 20347822089]

約数ペア:

[(1, 20347822089), (3, 6782607363), (7, 2906831727), (9, 2260869121), (21, 968943909), (63, 322981303), (83, 245154483), (197, 103288437), (249, 81718161), (581, 35022069), (591, 34429479), (747, 27239387), (1379, 14755491), (1743, 11674023), (1773, 11476493), (4137, 4918497), (5229, 3891341), (12411, 1639499), (16351, 1244439), (19753, 1030113), (49053, 414813), (59259, 343371), (114457, 177777), (138271, 147159)]