18908288

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 44064000

約数和(自身を除く): 25155712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 329, 376, 448, 449, 658, 752, 896, 898, 1316, 1504, 1796, 2632, 3008, 3143, 3592, 5264, 6016, 6286, 7184, 10528, 12572, 14368, 21056, 21103, 25144, 28736, 42112, 42206, 50288, 57472, 84412, 100576, 147721, 168824, 201152, 295442, 337648, 402304, 590884, 675296, 1181768, 1350592, 2363536, 2701184, 4727072, 9454144, 18908288]

約数ペア:

[(1, 18908288), (2, 9454144), (4, 4727072), (7, 2701184), (8, 2363536), (14, 1350592), (16, 1181768), (28, 675296), (32, 590884), (47, 402304), (56, 337648), (64, 295442), (94, 201152), (112, 168824), (128, 147721), (188, 100576), (224, 84412), (329, 57472), (376, 50288), (448, 42206), (449, 42112), (658, 28736), (752, 25144), (896, 21103), (898, 21056), (1316, 14368), (1504, 12572), (1796, 10528), (2632, 7184), (3008, 6286), (3143, 6016), (3592, 5264)]