20160886295

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{2713}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 27132791616

約数和(自身を除く): 6971905321

約数列:

[1, 5, 11, 55, 71, 121, 173, 355, 605, 781, 865, 1903, 2713, 3905, 8591, 9515, 12283, 13565, 20933, 29843, 42955, 61415, 104665, 135113, 149215, 192623, 328273, 469349, 675565, 963115, 1486243, 1641365, 2118853, 2346745, 5162839, 7431215, 10594265, 23307383, 25814195, 33323779, 56791229, 116536915, 166618895, 283956145, 366561569, 1832807845, 4032177259, 20160886295]

約数ペア:

[(1, 20160886295), (5, 4032177259), (11, 1832807845), (55, 366561569), (71, 283956145), (121, 166618895), (173, 116536915), (355, 56791229), (605, 33323779), (781, 25814195), (865, 23307383), (1903, 10594265), (2713, 7431215), (3905, 5162839), (8591, 2346745), (9515, 2118853), (12283, 1641365), (13565, 1486243), (20933, 963115), (29843, 675565), (42955, 469349), (61415, 328273), (104665, 192623), (135113, 149215)]