20112751504

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{2591}}^1\times {\mathrm{4451}}^1$

素因数の和:7159

約数の個数: 40

約数和(自身を含む): 39349981440

約数和(自身を除く): 19237229936

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 2591, 4451, 5182, 8902, 10364, 17804, 20728, 35608, 41456, 71216, 282419, 485159, 564838, 970318, 1129676, 1940636, 2259352, 3881272, 4518704, 7762544, 11532541, 23065082, 46130164, 92260328, 184520656, 1257046969, 2514093938, 5028187876, 10056375752, 20112751504]

約数ペア:

[(1, 20112751504), (2, 10056375752), (4, 5028187876), (8, 2514093938), (16, 1257046969), (109, 184520656), (218, 92260328), (436, 46130164), (872, 23065082), (1744, 11532541), (2591, 7762544), (4451, 4518704), (5182, 3881272), (8902, 2259352), (10364, 1940636), (17804, 1129676), (20728, 970318), (35608, 564838), (41456, 485159), (71216, 282419)]