18441056

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 38918880

約数和(自身を除く): 20477824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 109, 136, 218, 272, 311, 436, 544, 622, 872, 1244, 1744, 1853, 2488, 3488, 3706, 4976, 5287, 7412, 9952, 10574, 14824, 21148, 29648, 33899, 42296, 59296, 67798, 84592, 135596, 169184, 271192, 542384, 576283, 1084768, 1152566, 2305132, 4610264, 9220528, 18441056]

約数ペア:

[(1, 18441056), (2, 9220528), (4, 4610264), (8, 2305132), (16, 1152566), (17, 1084768), (32, 576283), (34, 542384), (68, 271192), (109, 169184), (136, 135596), (218, 84592), (272, 67798), (311, 59296), (436, 42296), (544, 33899), (622, 29648), (872, 21148), (1244, 14824), (1744, 10574), (1853, 9952), (2488, 7412), (3488, 5287), (3706, 4976)]