19163996866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{7211}}^1$

素因数の和:7439

約数の個数: 64

約数和(自身を含む): 35282257920

約数和(自身を除く): 16118261054

約数列:

[1, 2, 7, 14, 19, 38, 97, 103, 133, 194, 206, 266, 679, 721, 1358, 1442, 1843, 1957, 3686, 3914, 7211, 9991, 12901, 13699, 14422, 19982, 25802, 27398, 50477, 69937, 100954, 137009, 139874, 189829, 274018, 379658, 699467, 742733, 959063, 1328803, 1398934, 1485466, 1918126, 2657606, 4896269, 5199131, 9792538, 10398262, 13289873, 14111927, 26579746, 28223854, 72045101, 93029111, 98783489, 144090202, 186058222, 197566978, 504315707, 1008631414, 1368856919, 2737713838, 9581998433, 19163996866]

約数ペア:

[(1, 19163996866), (2, 9581998433), (7, 2737713838), (14, 1368856919), (19, 1008631414), (38, 504315707), (97, 197566978), (103, 186058222), (133, 144090202), (194, 98783489), (206, 93029111), (266, 72045101), (679, 28223854), (721, 26579746), (1358, 14111927), (1442, 13289873), (1843, 10398262), (1957, 9792538), (3686, 5199131), (3914, 4896269), (7211, 2657606), (9991, 1918126), (12901, 1485466), (13699, 1398934), (14422, 1328803), (19982, 959063), (25802, 742733), (27398, 699467), (50477, 379658), (69937, 274018), (100954, 189829), (137009, 139874)]