20156568166

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{5147}}^1$

素因数の和:5701

約数の個数: 48

約数和(自身を含む): 35652474000

約数和(自身を除く): 15495905834

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 449, 623, 898, 1246, 3143, 4361, 5147, 6286, 8722, 10294, 22001, 36029, 39961, 44002, 72058, 79922, 252203, 279727, 458083, 504406, 559454, 916166, 1958089, 2311003, 3206581, 3916178, 4622006, 6413162, 16177021, 22446067, 32354042, 44892134, 113239147, 205679267, 226478294, 411358534, 1439754869, 2879509738, 10078284083, 20156568166]

約数ペア:

[(1, 20156568166), (2, 10078284083), (7, 2879509738), (14, 1439754869), (49, 411358534), (89, 226478294), (98, 205679267), (178, 113239147), (449, 44892134), (623, 32354042), (898, 22446067), (1246, 16177021), (3143, 6413162), (4361, 4622006), (5147, 3916178), (6286, 3206581), (8722, 2311003), (10294, 1958089), (22001, 916166), (36029, 559454), (39961, 504406), (44002, 458083), (72058, 279727), (79922, 252203)]