17943134768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1\times {\mathrm{1283}}^1$

素因数の和:2322

約数の個数: 80

約数和(自身を含む): 38036065536

約数和(自身を除く): 20092930768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 947, 1136, 1283, 1846, 1894, 2566, 3692, 3788, 5132, 7384, 7576, 10264, 12311, 14768, 15152, 16679, 20528, 24622, 33358, 49244, 66716, 67237, 91093, 98488, 133432, 134474, 182186, 196976, 266864, 268948, 364372, 537896, 728744, 874081, 1075792, 1184209, 1215001, 1457488, 1748162, 2368418, 2430002, 3496324, 4736836, 4860004, 6992648, 9473672, 9720008, 13985296, 15795013, 18947344, 19440016, 31590026, 63180052, 86265071, 126360104, 172530142, 252720208, 345060284, 690120568, 1121445923, 1380241136, 2242891846, 4485783692, 8971567384, 17943134768]

約数ペア:

[(1, 17943134768), (2, 8971567384), (4, 4485783692), (8, 2242891846), (13, 1380241136), (16, 1121445923), (26, 690120568), (52, 345060284), (71, 252720208), (104, 172530142), (142, 126360104), (208, 86265071), (284, 63180052), (568, 31590026), (923, 19440016), (947, 18947344), (1136, 15795013), (1283, 13985296), (1846, 9720008), (1894, 9473672), (2566, 6992648), (3692, 4860004), (3788, 4736836), (5132, 3496324), (7384, 2430002), (7576, 2368418), (10264, 1748162), (12311, 1457488), (14768, 1215001), (15152, 1184209), (16679, 1075792), (20528, 874081), (24622, 728744), (33358, 537896), (49244, 364372), (66716, 268948), (67237, 266864), (91093, 196976), (98488, 182186), (133432, 134474)]