20716764

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90863}}^1$

素因数の和:90889

約数の個数: 24

約数和(自身を含む): 50883840

約数和(自身を除く): 30167076

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90863, 181726, 272589, 363452, 545178, 1090356, 1726397, 3452794, 5179191, 6905588, 10358382, 20716764]

約数ペア:

[(1, 20716764), (2, 10358382), (3, 6905588), (4, 5179191), (6, 3452794), (12, 1726397), (19, 1090356), (38, 545178), (57, 363452), (76, 272589), (114, 181726), (228, 90863)]