20255116

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13649}}^1$

素因数の和:13713

約数の個数: 24

約数和(自身を含む): 41277600

約数和(自身を除く): 21022484

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13649, 27298, 54596, 95543, 191086, 382172, 723397, 1446794, 2893588, 5063779, 10127558, 20255116]

約数ペア:

[(1, 20255116), (2, 10127558), (4, 5063779), (7, 2893588), (14, 1446794), (28, 723397), (53, 382172), (106, 191086), (212, 95543), (371, 54596), (742, 27298), (1484, 13649)]