20186091471

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{9281}}^1$

素因数の和:9592

約数の個数: 64

約数和(自身を含む): 34331222016

約数和(自身を除く): 14145130545

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 257, 273, 403, 651, 771, 1209, 1799, 2821, 3341, 5397, 7967, 8463, 9281, 10023, 23387, 23901, 27843, 55769, 64967, 70161, 103571, 120653, 167307, 194901, 287711, 310713, 361959, 724997, 844571, 863133, 2013977, 2174991, 2385217, 2533713, 3740243, 6041931, 7155651, 11220729, 16696519, 26181701, 31007821, 50089557, 73941727, 78545103, 93023463, 217054747, 221825181, 517592089, 651164241, 961242451, 1552776267, 2883727353, 6728697157, 20186091471]

約数ペア:

[(1, 20186091471), (3, 6728697157), (7, 2883727353), (13, 1552776267), (21, 961242451), (31, 651164241), (39, 517592089), (91, 221825181), (93, 217054747), (217, 93023463), (257, 78545103), (273, 73941727), (403, 50089557), (651, 31007821), (771, 26181701), (1209, 16696519), (1799, 11220729), (2821, 7155651), (3341, 6041931), (5397, 3740243), (7967, 2533713), (8463, 2385217), (9281, 2174991), (10023, 2013977), (23387, 863133), (23901, 844571), (27843, 724997), (55769, 361959), (64967, 310713), (70161, 287711), (103571, 194901), (120653, 167307)]