20544424628

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{41777}}^1$

素因数の和:42001

約数の個数: 72

約数和(自身を含む): 45274150152

約数和(自身を除く): 24729725524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 193, 196, 364, 386, 637, 772, 1274, 1351, 2509, 2548, 2702, 5018, 5404, 9457, 10036, 17563, 18914, 35126, 37828, 41777, 70252, 83554, 122941, 167108, 245882, 292439, 491764, 543101, 584878, 1086202, 1169756, 2047073, 2172404, 3801707, 4094146, 7603414, 8062961, 8188292, 15206828, 16125922, 26611949, 32251844, 53223898, 56440727, 104818493, 106447796, 112881454, 209636986, 225762908, 395085089, 419273972, 733729451, 790170178, 1467458902, 1580340356, 2934917804, 5136106157, 10272212314, 20544424628]

約数ペア:

[(1, 20544424628), (2, 10272212314), (4, 5136106157), (7, 2934917804), (13, 1580340356), (14, 1467458902), (26, 790170178), (28, 733729451), (49, 419273972), (52, 395085089), (91, 225762908), (98, 209636986), (182, 112881454), (193, 106447796), (196, 104818493), (364, 56440727), (386, 53223898), (637, 32251844), (772, 26611949), (1274, 16125922), (1351, 15206828), (2509, 8188292), (2548, 8062961), (2702, 7603414), (5018, 4094146), (5404, 3801707), (9457, 2172404), (10036, 2047073), (17563, 1169756), (18914, 1086202), (35126, 584878), (37828, 543101), (41777, 491764), (70252, 292439), (83554, 245882), (122941, 167108)]