17980256

素因数分解:

$2^5\times 7^2\times {\mathrm{11467}}^1$

素因数の和:11491

約数の個数: 36

約数和(自身を含む): 41181588

約数和(自身を除く): 23201332

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 11467, 22934, 45868, 80269, 91736, 160538, 183472, 321076, 366944, 561883, 642152, 1123766, 1284304, 2247532, 2568608, 4495064, 8990128, 17980256]

約数ペア:

[(1, 17980256), (2, 8990128), (4, 4495064), (7, 2568608), (8, 2247532), (14, 1284304), (16, 1123766), (28, 642152), (32, 561883), (49, 366944), (56, 321076), (98, 183472), (112, 160538), (196, 91736), (224, 80269), (392, 45868), (784, 22934), (1568, 11467)]