20264792

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133321}}^1$

素因数の和:133346

約数の個数: 16

約数和(自身を含む): 39996600

約数和(自身を除く): 19731808

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133321, 266642, 533284, 1066568, 2533099, 5066198, 10132396, 20264792]

約数ペア:

[(1, 20264792), (2, 10132396), (4, 5066198), (8, 2533099), (19, 1066568), (38, 533284), (76, 266642), (152, 133321)]