19120959

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 13901121

約数列:

[1, 3, 9, 11, 13, 33, 39, 83, 99, 117, 143, 179, 249, 429, 537, 747, 913, 1079, 1287, 1611, 1969, 2327, 2739, 3237, 5907, 6981, 8217, 9711, 11869, 14857, 17721, 20943, 25597, 35607, 44571, 76791, 106821, 133713, 163427, 193141, 230373, 490281, 579423, 1470843, 1738269, 2124551, 6373653, 19120959]

約数ペア:

[(1, 19120959), (3, 6373653), (9, 2124551), (11, 1738269), (13, 1470843), (33, 579423), (39, 490281), (83, 230373), (99, 193141), (117, 163427), (143, 133713), (179, 106821), (249, 76791), (429, 44571), (537, 35607), (747, 25597), (913, 20943), (1079, 17721), (1287, 14857), (1611, 11869), (1969, 9711), (2327, 8217), (2739, 6981), (3237, 5907)]