17993216

素因数分解:

$2^9\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 40

約数和(自身を含む): 36386064

約数和(自身を除く): 18392848

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 256, 311, 452, 512, 622, 904, 1244, 1808, 2488, 3616, 4976, 7232, 9952, 14464, 19904, 28928, 35143, 39808, 57856, 70286, 79616, 140572, 159232, 281144, 562288, 1124576, 2249152, 4498304, 8996608, 17993216]

約数ペア:

[(1, 17993216), (2, 8996608), (4, 4498304), (8, 2249152), (16, 1124576), (32, 562288), (64, 281144), (113, 159232), (128, 140572), (226, 79616), (256, 70286), (311, 57856), (452, 39808), (512, 35143), (622, 28928), (904, 19904), (1244, 14464), (1808, 9952), (2488, 7232), (3616, 4976)]