20785761438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2729}}^1\times {\mathrm{97649}}^1$

素因数の和:100396

約数の個数: 32

約数和(自身を含む): 44786196000

約数和(自身を除く): 24000434562

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2729, 5458, 8187, 16374, 35477, 70954, 97649, 106431, 195298, 212862, 292947, 585894, 1269437, 2538874, 3808311, 7616622, 266484121, 532968242, 799452363, 1598904726, 3464293573, 6928587146, 10392880719, 20785761438]

約数ペア:

[(1, 20785761438), (2, 10392880719), (3, 6928587146), (6, 3464293573), (13, 1598904726), (26, 799452363), (39, 532968242), (78, 266484121), (2729, 7616622), (5458, 3808311), (8187, 2538874), (16374, 1269437), (35477, 585894), (70954, 292947), (97649, 212862), (106431, 195298)]