19019988

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 192

約数和(自身を含む): 60211200

約数和(自身を除く): 41191212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 23, 26, 27, 31, 36, 38, 39, 46, 52, 54, 57, 62, 69, 76, 78, 92, 93, 108, 114, 117, 124, 138, 156, 171, 186, 207, 228, 234, 247, 276, 279, 299, 342, 351, 372, 403, 414, 437, 468, 494, 513, 558, 589, 598, 621, 684, 702, 713, 741, 806, 828, 837, 874, 897, 988, 1026, 1116, 1178, 1196, 1209, 1242, 1311, 1404, 1426, 1482, 1612, 1674, 1748, 1767, 1794, 2052, 2139, 2223, 2356, 2418, 2484, 2622, 2691, 2852, 2964, 3348, 3534, 3588, 3627, 3933, 4278, 4446, 4836, 5244, 5301, 5382, 5681, 6417, 6669, 7068, 7254, 7657, 7866, 8073, 8556, 8892, 9269, 10602, 10764, 10881, 11362, 11799, 12834, 13338, 13547, 14508, 15314, 15732, 15903, 16146, 17043, 18538, 19251, 21204, 21762, 22724, 22971, 23598, 25668, 26676, 27094, 27807, 30628, 31806, 32292, 34086, 37076, 38502, 40641, 43524, 45942, 47196, 51129, 54188, 55614, 63612, 68172, 68913, 77004, 81282, 83421, 91884, 102258, 111228, 121923, 137826, 153387, 162564, 166842, 176111, 204516, 206739, 243846, 250263, 275652, 306774, 333684, 352222, 365769, 413478, 487692, 500526, 528333, 613548, 704444, 731538, 826956, 1001052, 1056666, 1463076, 1584999, 2113332, 3169998, 4754997, 6339996, 9509994, 19019988]

約数ペア:

[(1, 19019988), (2, 9509994), (3, 6339996), (4, 4754997), (6, 3169998), (9, 2113332), (12, 1584999), (13, 1463076), (18, 1056666), (19, 1001052), (23, 826956), (26, 731538), (27, 704444), (31, 613548), (36, 528333), (38, 500526), (39, 487692), (46, 413478), (52, 365769), (54, 352222), (57, 333684), (62, 306774), (69, 275652), (76, 250263), (78, 243846), (92, 206739), (93, 204516), (108, 176111), (114, 166842), (117, 162564), (124, 153387), (138, 137826), (156, 121923), (171, 111228), (186, 102258), (207, 91884), (228, 83421), (234, 81282), (247, 77004), (276, 68913), (279, 68172), (299, 63612), (342, 55614), (351, 54188), (372, 51129), (403, 47196), (414, 45942), (437, 43524), (468, 40641), (494, 38502), (513, 37076), (558, 34086), (589, 32292), (598, 31806), (621, 30628), (684, 27807), (702, 27094), (713, 26676), (741, 25668), (806, 23598), (828, 22971), (837, 22724), (874, 21762), (897, 21204), (988, 19251), (1026, 18538), (1116, 17043), (1178, 16146), (1196, 15903), (1209, 15732), (1242, 15314), (1311, 14508), (1404, 13547), (1426, 13338), (1482, 12834), (1612, 11799), (1674, 11362), (1748, 10881), (1767, 10764), (1794, 10602), (2052, 9269), (2139, 8892), (2223, 8556), (2356, 8073), (2418, 7866), (2484, 7657), (2622, 7254), (2691, 7068), (2852, 6669), (2964, 6417), (3348, 5681), (3534, 5382), (3588, 5301), (3627, 5244), (3933, 4836), (4278, 4446)]