19807788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 66382848

約数和(自身を除く): 46575060

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 17, 21, 22, 26, 28, 33, 34, 39, 42, 44, 51, 52, 66, 68, 77, 78, 84, 91, 97, 102, 119, 132, 143, 154, 156, 182, 187, 194, 204, 221, 231, 238, 273, 286, 291, 308, 357, 364, 374, 388, 429, 442, 462, 476, 546, 561, 572, 582, 663, 679, 714, 748, 858, 884, 924, 1001, 1067, 1092, 1122, 1164, 1261, 1309, 1326, 1358, 1428, 1547, 1649, 1716, 2002, 2037, 2134, 2244, 2431, 2522, 2618, 2652, 2716, 3003, 3094, 3201, 3298, 3783, 3927, 4004, 4074, 4268, 4641, 4862, 4947, 5044, 5236, 6006, 6188, 6402, 6596, 7293, 7469, 7566, 7854, 8148, 8827, 9282, 9724, 9894, 11543, 12012, 12804, 13871, 14586, 14938, 15132, 15708, 17017, 17654, 18139, 18564, 19788, 21437, 22407, 23086, 26481, 27742, 29172, 29876, 34034, 34629, 35308, 36278, 41613, 42874, 44814, 46172, 51051, 52962, 54417, 55484, 64311, 68068, 69258, 72556, 83226, 85748, 89628, 97097, 102102, 105924, 108834, 126973, 128622, 138516, 150059, 166452, 194194, 204204, 217668, 235807, 253946, 257244, 291291, 300118, 380919, 388388, 450177, 471614, 507892, 582582, 600236, 707421, 761838, 900354, 943228, 1165164, 1414842, 1523676, 1650649, 1800708, 2829684, 3301298, 4951947, 6602596, 9903894, 19807788]

約数ペア:

[(1, 19807788), (2, 9903894), (3, 6602596), (4, 4951947), (6, 3301298), (7, 2829684), (11, 1800708), (12, 1650649), (13, 1523676), (14, 1414842), (17, 1165164), (21, 943228), (22, 900354), (26, 761838), (28, 707421), (33, 600236), (34, 582582), (39, 507892), (42, 471614), (44, 450177), (51, 388388), (52, 380919), (66, 300118), (68, 291291), (77, 257244), (78, 253946), (84, 235807), (91, 217668), (97, 204204), (102, 194194), (119, 166452), (132, 150059), (143, 138516), (154, 128622), (156, 126973), (182, 108834), (187, 105924), (194, 102102), (204, 97097), (221, 89628), (231, 85748), (238, 83226), (273, 72556), (286, 69258), (291, 68068), (308, 64311), (357, 55484), (364, 54417), (374, 52962), (388, 51051), (429, 46172), (442, 44814), (462, 42874), (476, 41613), (546, 36278), (561, 35308), (572, 34629), (582, 34034), (663, 29876), (679, 29172), (714, 27742), (748, 26481), (858, 23086), (884, 22407), (924, 21437), (1001, 19788), (1067, 18564), (1092, 18139), (1122, 17654), (1164, 17017), (1261, 15708), (1309, 15132), (1326, 14938), (1358, 14586), (1428, 13871), (1547, 12804), (1649, 12012), (1716, 11543), (2002, 9894), (2037, 9724), (2134, 9282), (2244, 8827), (2431, 8148), (2522, 7854), (2618, 7566), (2652, 7469), (2716, 7293), (3003, 6596), (3094, 6402), (3201, 6188), (3298, 6006), (3783, 5236), (3927, 5044), (4004, 4947), (4074, 4862), (4268, 4641)]