201739318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1783}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 341671680

約数和(自身を除く): 139932362

約数列:

[1, 2, 11, 22, 37, 74, 139, 278, 407, 814, 1529, 1783, 3058, 3566, 5143, 10286, 19613, 39226, 56573, 65971, 113146, 131942, 247837, 495674, 725681, 1451362, 2726207, 5452414, 9169969, 18339938, 100869659, 201739318]

約数ペア:

[(1, 201739318), (2, 100869659), (11, 18339938), (22, 9169969), (37, 5452414), (74, 2726207), (139, 1451362), (278, 725681), (407, 495674), (814, 247837), (1529, 131942), (1783, 113146), (3058, 65971), (3566, 56573), (5143, 39226), (10286, 19613)]