20162888529

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 33271160832

約数和(自身を除く): 13108272303

約数列:

[1, 3, 7, 21, 31, 41, 49, 93, 123, 147, 217, 287, 311, 347, 651, 861, 933, 1041, 1271, 1519, 2009, 2177, 2429, 3813, 4557, 6027, 6531, 7287, 8897, 9641, 10757, 12751, 14227, 15239, 17003, 26691, 28923, 32271, 38253, 42681, 45717, 51009, 62279, 67487, 75299, 89257, 99589, 107917, 186837, 202461, 225897, 267771, 298767, 323751, 395281, 441037, 472409, 527093, 624799, 697123, 755419, 1185843, 1323111, 1417227, 1581279, 1874397, 2091369, 2266257, 2766967, 3087259, 3345427, 4424597, 5287933, 8300901, 9261777, 10036281, 13273791, 15863799, 19368769, 21610813, 23417989, 30972179, 58106307, 64832439, 70253967, 92916537, 137162507, 163925923, 216805253, 411487521, 491777769, 650415759, 960137549, 2880412647, 6720962843, 20162888529]

約数ペア:

[(1, 20162888529), (3, 6720962843), (7, 2880412647), (21, 960137549), (31, 650415759), (41, 491777769), (49, 411487521), (93, 216805253), (123, 163925923), (147, 137162507), (217, 92916537), (287, 70253967), (311, 64832439), (347, 58106307), (651, 30972179), (861, 23417989), (933, 21610813), (1041, 19368769), (1271, 15863799), (1519, 13273791), (2009, 10036281), (2177, 9261777), (2429, 8300901), (3813, 5287933), (4557, 4424597), (6027, 3345427), (6531, 3087259), (7287, 2766967), (8897, 2266257), (9641, 2091369), (10757, 1874397), (12751, 1581279), (14227, 1417227), (15239, 1323111), (17003, 1185843), (26691, 755419), (28923, 697123), (32271, 624799), (38253, 527093), (42681, 472409), (45717, 441037), (51009, 395281), (62279, 323751), (67487, 298767), (75299, 267771), (89257, 225897), (99589, 202461), (107917, 186837)]