20526526

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4663}}^1$

素因数の和:4767

約数の個数: 16

約数和(自身を含む): 32237568

約数和(自身を除く): 11711042

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 4663, 9326, 144553, 289106, 331073, 662146, 10263263, 20526526]

約数ペア:

[(1, 20526526), (2, 10263263), (31, 662146), (62, 331073), (71, 289106), (142, 144553), (2201, 9326), (4402, 4663)]