20806635621

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1\times {\mathrm{128111}}^1$

素因数の和:129416

約数の個数: 16

約数和(自身を含む): 28410117120

約数和(自身を除く): 7603481499

約数列:

[1, 3, 43, 129, 1259, 3777, 54137, 128111, 162411, 384333, 5508773, 16526319, 161291749, 483875247, 6935545207, 20806635621]

約数ペア:

[(1, 20806635621), (3, 6935545207), (43, 483875247), (129, 161291749), (1259, 16526319), (3777, 5508773), (54137, 384333), (128111, 162411)]