2005168004

素因数分解:

$2^2\times 7^2\times {\mathrm{10230449}}^1$

素因数の和:10230467

約数の個数: 18

約数和(自身を含む): 4081949550

約数和(自身を除く): 2076781546

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 10230449, 20460898, 40921796, 71613143, 143226286, 286452572, 501292001, 1002584002, 2005168004]

約数ペア:

[(1, 2005168004), (2, 1002584002), (4, 501292001), (7, 286452572), (14, 143226286), (28, 71613143), (49, 40921796), (98, 20460898), (196, 10230449)]