18008816

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6991}}^1$

素因数の和:7029

約数の個数: 40

約数和(自身を含む): 41616384

約数和(自身を除く): 23607568

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 6991, 13982, 27964, 48937, 55928, 97874, 111856, 160793, 195748, 321586, 391496, 643172, 782992, 1125551, 1286344, 2251102, 2572688, 4502204, 9004408, 18008816]

約数ペア:

[(1, 18008816), (2, 9004408), (4, 4502204), (7, 2572688), (8, 2251102), (14, 1286344), (16, 1125551), (23, 782992), (28, 643172), (46, 391496), (56, 321586), (92, 195748), (112, 160793), (161, 111856), (184, 97874), (322, 55928), (368, 48937), (644, 27964), (1288, 13982), (2576, 6991)]