2013208813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1451}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 2584885248

約数和(自身を除く): 571676435

約数列:

[1, 7, 11, 37, 77, 259, 407, 487, 1451, 2849, 3409, 5357, 10157, 15961, 18019, 37499, 53687, 111727, 126133, 198209, 375809, 590557, 706637, 1387463, 4133899, 4946459, 7773007, 26145569, 54411049, 183018983, 287601259, 2013208813]

約数ペア:

[(1, 2013208813), (7, 287601259), (11, 183018983), (37, 54411049), (77, 26145569), (259, 7773007), (407, 4946459), (487, 4133899), (1451, 1387463), (2849, 706637), (3409, 590557), (5357, 375809), (10157, 198209), (15961, 126133), (18019, 111727), (37499, 53687)]