20278315772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1\times {\mathrm{1489}}^1$

素因数の和:2367

約数の個数: 96

約数和(自身を含む): 43210238400

約数和(自身を除く): 22931922628

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 116, 143, 286, 319, 377, 572, 638, 754, 821, 1276, 1489, 1508, 1642, 2978, 3284, 4147, 5956, 8294, 9031, 10673, 16379, 16588, 18062, 19357, 21346, 23809, 32758, 36124, 38714, 42692, 43181, 47618, 65516, 77428, 86362, 95236, 117403, 172724, 212927, 234806, 261899, 309517, 425854, 469612, 474991, 523798, 561353, 619034, 851708, 949982, 1047596, 1122706, 1222469, 1238068, 1899964, 2245412, 2444938, 3404687, 4889876, 6174883, 6809374, 12349766, 13447159, 13618748, 15892097, 24699532, 26894318, 31784194, 35451601, 53788636, 63568388, 70903202, 141806404, 174813067, 349626134, 389967611, 460870813, 699252268, 779935222, 921741626, 1559870444, 1843483252, 5069578943, 10139157886, 20278315772]

約数ペア:

[(1, 20278315772), (2, 10139157886), (4, 5069578943), (11, 1843483252), (13, 1559870444), (22, 921741626), (26, 779935222), (29, 699252268), (44, 460870813), (52, 389967611), (58, 349626134), (116, 174813067), (143, 141806404), (286, 70903202), (319, 63568388), (377, 53788636), (572, 35451601), (638, 31784194), (754, 26894318), (821, 24699532), (1276, 15892097), (1489, 13618748), (1508, 13447159), (1642, 12349766), (2978, 6809374), (3284, 6174883), (4147, 4889876), (5956, 3404687), (8294, 2444938), (9031, 2245412), (10673, 1899964), (16379, 1238068), (16588, 1222469), (18062, 1122706), (19357, 1047596), (21346, 949982), (23809, 851708), (32758, 619034), (36124, 561353), (38714, 523798), (42692, 474991), (43181, 469612), (47618, 425854), (65516, 309517), (77428, 261899), (86362, 234806), (95236, 212927), (117403, 172724)]