19191810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 34587006

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 121, 165, 170, 187, 242, 255, 311, 330, 363, 374, 510, 561, 605, 622, 726, 933, 935, 1122, 1210, 1555, 1815, 1866, 1870, 2057, 2805, 3110, 3421, 3630, 4114, 4665, 5287, 5610, 6171, 6842, 9330, 10263, 10285, 10574, 12342, 15861, 17105, 20526, 20570, 26435, 30855, 31722, 34210, 37631, 51315, 52870, 58157, 61710, 75262, 79305, 102630, 112893, 116314, 158610, 174471, 188155, 225786, 290785, 348942, 376310, 564465, 581570, 639727, 872355, 1128930, 1279454, 1744710, 1919181, 3198635, 3838362, 6397270, 9595905, 19191810]

約数ペア:

[(1, 19191810), (2, 9595905), (3, 6397270), (5, 3838362), (6, 3198635), (10, 1919181), (11, 1744710), (15, 1279454), (17, 1128930), (22, 872355), (30, 639727), (33, 581570), (34, 564465), (51, 376310), (55, 348942), (66, 290785), (85, 225786), (102, 188155), (110, 174471), (121, 158610), (165, 116314), (170, 112893), (187, 102630), (242, 79305), (255, 75262), (311, 61710), (330, 58157), (363, 52870), (374, 51315), (510, 37631), (561, 34210), (605, 31722), (622, 30855), (726, 26435), (933, 20570), (935, 20526), (1122, 17105), (1210, 15861), (1555, 12342), (1815, 10574), (1866, 10285), (1870, 10263), (2057, 9330), (2805, 6842), (3110, 6171), (3421, 5610), (3630, 5287), (4114, 4665)]