19889694

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 52565760

約数和(自身を除く): 32676066

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 33, 34, 38, 51, 57, 66, 99, 102, 114, 153, 171, 187, 198, 209, 306, 311, 323, 342, 374, 418, 561, 622, 627, 646, 933, 969, 1122, 1254, 1683, 1866, 1881, 1938, 2799, 2907, 3366, 3421, 3553, 3762, 5287, 5598, 5814, 5909, 6842, 7106, 10263, 10574, 10659, 11818, 15861, 17727, 20526, 21318, 30789, 31722, 31977, 35454, 47583, 53181, 58157, 61578, 63954, 64999, 95166, 100453, 106362, 116314, 129998, 174471, 194997, 200906, 301359, 348942, 389994, 523413, 584991, 602718, 904077, 1046826, 1104983, 1169982, 1808154, 2209966, 3314949, 6629898, 9944847, 19889694]

約数ペア:

[(1, 19889694), (2, 9944847), (3, 6629898), (6, 3314949), (9, 2209966), (11, 1808154), (17, 1169982), (18, 1104983), (19, 1046826), (22, 904077), (33, 602718), (34, 584991), (38, 523413), (51, 389994), (57, 348942), (66, 301359), (99, 200906), (102, 194997), (114, 174471), (153, 129998), (171, 116314), (187, 106362), (198, 100453), (209, 95166), (306, 64999), (311, 63954), (323, 61578), (342, 58157), (374, 53181), (418, 47583), (561, 35454), (622, 31977), (627, 31722), (646, 30789), (933, 21318), (969, 20526), (1122, 17727), (1254, 15861), (1683, 11818), (1866, 10659), (1881, 10574), (1938, 10263), (2799, 7106), (2907, 6842), (3366, 5909), (3421, 5814), (3553, 5598), (3762, 5287)]