2019988432

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71287}}^1$

素因数の和:71336

約数の個数: 80

約数和(自身を含む): 5091674112

約数和(自身を除く): 3071685680

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 56, 77, 88, 92, 112, 154, 161, 176, 184, 253, 308, 322, 368, 506, 616, 644, 1012, 1232, 1288, 1771, 2024, 2576, 3542, 4048, 7084, 14168, 28336, 71287, 142574, 285148, 499009, 570296, 784157, 998018, 1140592, 1568314, 1639601, 1996036, 3136628, 3279202, 3992072, 5489099, 6273256, 6558404, 7984144, 10978198, 11477207, 12546512, 13116808, 18035611, 21956396, 22954414, 26233616, 36071222, 43912792, 45908828, 72142444, 87825584, 91817656, 126249277, 144284888, 183635312, 252498554, 288569776, 504997108, 1009994216, 2019988432]

約数ペア:

[(1, 2019988432), (2, 1009994216), (4, 504997108), (7, 288569776), (8, 252498554), (11, 183635312), (14, 144284888), (16, 126249277), (22, 91817656), (23, 87825584), (28, 72142444), (44, 45908828), (46, 43912792), (56, 36071222), (77, 26233616), (88, 22954414), (92, 21956396), (112, 18035611), (154, 13116808), (161, 12546512), (176, 11477207), (184, 10978198), (253, 7984144), (308, 6558404), (322, 6273256), (368, 5489099), (506, 3992072), (616, 3279202), (644, 3136628), (1012, 1996036), (1232, 1639601), (1288, 1568314), (1771, 1140592), (2024, 998018), (2576, 784157), (3542, 570296), (4048, 499009), (7084, 285148), (14168, 142574), (28336, 71287)]