19108089

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 39070080

約数和(自身を除く): 19961991

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 49, 63, 77, 91, 99, 101, 117, 143, 147, 189, 231, 273, 297, 303, 351, 429, 441, 539, 637, 693, 707, 819, 909, 1001, 1111, 1287, 1313, 1323, 1617, 1911, 2079, 2121, 2457, 2727, 3003, 3333, 3861, 3939, 4851, 4949, 5733, 6363, 7007, 7777, 9009, 9191, 9999, 11817, 14443, 14553, 14847, 17199, 19089, 21021, 23331, 27027, 27573, 29997, 35451, 43329, 44541, 54439, 63063, 64337, 69993, 82719, 101101, 129987, 133623, 163317, 189189, 193011, 209979, 248157, 303303, 389961, 489951, 579033, 707707, 909909, 1469853, 1737099, 2123121, 2729727, 6369363, 19108089]

約数ペア:

[(1, 19108089), (3, 6369363), (7, 2729727), (9, 2123121), (11, 1737099), (13, 1469853), (21, 909909), (27, 707707), (33, 579033), (39, 489951), (49, 389961), (63, 303303), (77, 248157), (91, 209979), (99, 193011), (101, 189189), (117, 163317), (143, 133623), (147, 129987), (189, 101101), (231, 82719), (273, 69993), (297, 64337), (303, 63063), (351, 54439), (429, 44541), (441, 43329), (539, 35451), (637, 29997), (693, 27573), (707, 27027), (819, 23331), (909, 21021), (1001, 19089), (1111, 17199), (1287, 14847), (1313, 14553), (1323, 14443), (1617, 11817), (1911, 9999), (2079, 9191), (2121, 9009), (2457, 7777), (2727, 7007), (3003, 6363), (3333, 5733), (3861, 4949), (3939, 4851)]