19018565584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{11833}}^1$

素因数の和:12188

約数の個数: 80

約数和(自身を含む): 41205041280

約数和(自身を除く): 22186475696

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 311, 323, 622, 646, 1244, 1292, 2488, 2584, 4976, 5168, 5287, 5909, 10574, 11818, 11833, 21148, 23636, 23666, 42296, 47272, 47332, 84592, 94544, 94664, 100453, 189328, 200906, 201161, 224827, 401812, 402322, 449654, 803624, 804644, 899308, 1607248, 1609288, 1798616, 3218576, 3597232, 3680063, 3822059, 7360126, 7644118, 14720252, 15288236, 29440504, 30576472, 58881008, 61152944, 62561071, 69921197, 125122142, 139842394, 250244284, 279684788, 500488568, 559369576, 1000977136, 1118739152, 1188660349, 2377320698, 4754641396, 9509282792, 19018565584]

約数ペア:

[(1, 19018565584), (2, 9509282792), (4, 4754641396), (8, 2377320698), (16, 1188660349), (17, 1118739152), (19, 1000977136), (34, 559369576), (38, 500488568), (68, 279684788), (76, 250244284), (136, 139842394), (152, 125122142), (272, 69921197), (304, 62561071), (311, 61152944), (323, 58881008), (622, 30576472), (646, 29440504), (1244, 15288236), (1292, 14720252), (2488, 7644118), (2584, 7360126), (4976, 3822059), (5168, 3680063), (5287, 3597232), (5909, 3218576), (10574, 1798616), (11818, 1609288), (11833, 1607248), (21148, 899308), (23636, 804644), (23666, 803624), (42296, 449654), (47272, 402322), (47332, 401812), (84592, 224827), (94544, 201161), (94664, 200906), (100453, 189328)]