20602568

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4657}}^1$

素因数の和:4749

約数の個数: 32

約数和(自身を含む): 44716800

約数和(自身を除く): 24114232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4657, 9314, 18628, 32599, 37256, 65198, 130396, 260792, 367903, 735806, 1471612, 2575321, 2943224, 5150642, 10301284, 20602568]

約数ペア:

[(1, 20602568), (2, 10301284), (4, 5150642), (7, 2943224), (8, 2575321), (14, 1471612), (28, 735806), (56, 367903), (79, 260792), (158, 130396), (316, 65198), (553, 37256), (632, 32599), (1106, 18628), (2212, 9314), (4424, 4657)]