1811284592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19927}}^1$

素因数の和:19990

約数の個数: 80

約数和(自身を含む): 4151400960

約数和(自身を除く): 2340116368

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 437, 494, 598, 874, 988, 1196, 1748, 1976, 2392, 3496, 3952, 4784, 5681, 6992, 11362, 19927, 22724, 39854, 45448, 79708, 90896, 159416, 259051, 318832, 378613, 458321, 518102, 757226, 916642, 1036204, 1514452, 1833284, 2072408, 3028904, 3666568, 4144816, 4921969, 5958173, 6057808, 7333136, 8708099, 9843938, 11916346, 17416198, 19687876, 23832692, 34832396, 39375752, 47665384, 69664792, 78751504, 95330768, 113205287, 139329584, 226410574, 452821148, 905642296, 1811284592]

約数ペア:

[(1, 1811284592), (2, 905642296), (4, 452821148), (8, 226410574), (13, 139329584), (16, 113205287), (19, 95330768), (23, 78751504), (26, 69664792), (38, 47665384), (46, 39375752), (52, 34832396), (76, 23832692), (92, 19687876), (104, 17416198), (152, 11916346), (184, 9843938), (208, 8708099), (247, 7333136), (299, 6057808), (304, 5958173), (368, 4921969), (437, 4144816), (494, 3666568), (598, 3028904), (874, 2072408), (988, 1833284), (1196, 1514452), (1748, 1036204), (1976, 916642), (2392, 757226), (3496, 518102), (3952, 458321), (4784, 378613), (5681, 318832), (6992, 259051), (11362, 159416), (19927, 90896), (22724, 79708), (39854, 45448)]