2007503888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{19577}}^1$

素因数の和:19644

約数の個数: 80

約数和(自身を含む): 4588300080

約数和(自身を除く): 2580796192

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 208, 221, 232, 272, 377, 442, 464, 493, 754, 884, 986, 1508, 1768, 1972, 3016, 3536, 3944, 6032, 6409, 7888, 12818, 19577, 25636, 39154, 51272, 78308, 102544, 156616, 254501, 313232, 332809, 509002, 567733, 665618, 1018004, 1135466, 1331236, 2036008, 2270932, 2662472, 4072016, 4326517, 4541864, 5324944, 7380529, 8653034, 9083728, 9651461, 14761058, 17306068, 19302922, 29522116, 34612136, 38605844, 59044232, 69224272, 77211688, 118088464, 125468993, 154423376, 250937986, 501875972, 1003751944, 2007503888]

約数ペア:

[(1, 2007503888), (2, 1003751944), (4, 501875972), (8, 250937986), (13, 154423376), (16, 125468993), (17, 118088464), (26, 77211688), (29, 69224272), (34, 59044232), (52, 38605844), (58, 34612136), (68, 29522116), (104, 19302922), (116, 17306068), (136, 14761058), (208, 9651461), (221, 9083728), (232, 8653034), (272, 7380529), (377, 5324944), (442, 4541864), (464, 4326517), (493, 4072016), (754, 2662472), (884, 2270932), (986, 2036008), (1508, 1331236), (1768, 1135466), (1972, 1018004), (3016, 665618), (3536, 567733), (3944, 509002), (6032, 332809), (6409, 313232), (7888, 254501), (12818, 156616), (19577, 102544), (25636, 78308), (39154, 51272)]