18619328

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 112

約数和(自身を含む): 47792640

約数和(自身を除く): 29173312

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 91, 92, 104, 112, 139, 161, 182, 184, 208, 224, 278, 299, 322, 364, 368, 416, 448, 556, 598, 644, 728, 736, 832, 973, 1112, 1196, 1288, 1456, 1472, 1807, 1946, 2093, 2224, 2392, 2576, 2912, 3197, 3614, 3892, 4186, 4448, 4784, 5152, 5824, 6394, 7228, 7784, 8372, 8896, 9568, 10304, 12649, 12788, 14456, 15568, 16744, 19136, 22379, 25298, 25576, 28912, 31136, 33488, 41561, 44758, 50596, 51152, 57824, 62272, 66976, 83122, 89516, 101192, 102304, 115648, 133952, 166244, 179032, 202384, 204608, 290927, 332488, 358064, 404768, 581854, 664976, 716128, 809536, 1163708, 1329952, 1432256, 2327416, 2659904, 4654832, 9309664, 18619328]

約数ペア:

[(1, 18619328), (2, 9309664), (4, 4654832), (7, 2659904), (8, 2327416), (13, 1432256), (14, 1329952), (16, 1163708), (23, 809536), (26, 716128), (28, 664976), (32, 581854), (46, 404768), (52, 358064), (56, 332488), (64, 290927), (91, 204608), (92, 202384), (104, 179032), (112, 166244), (139, 133952), (161, 115648), (182, 102304), (184, 101192), (208, 89516), (224, 83122), (278, 66976), (299, 62272), (322, 57824), (364, 51152), (368, 50596), (416, 44758), (448, 41561), (556, 33488), (598, 31136), (644, 28912), (728, 25576), (736, 25298), (832, 22379), (973, 19136), (1112, 16744), (1196, 15568), (1288, 14456), (1456, 12788), (1472, 12649), (1807, 10304), (1946, 9568), (2093, 8896), (2224, 8372), (2392, 7784), (2576, 7228), (2912, 6394), (3197, 5824), (3614, 5152), (3892, 4784), (4186, 4448)]