20322896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115471}}^1$

素因数の和:115490

約数の個数: 20

約数和(自身を含む): 42955584

約数和(自身を除く): 22632688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115471, 230942, 461884, 923768, 1270181, 1847536, 2540362, 5080724, 10161448, 20322896]

約数ペア:

[(1, 20322896), (2, 10161448), (4, 5080724), (8, 2540362), (11, 1847536), (16, 1270181), (22, 923768), (44, 461884), (88, 230942), (176, 115471)]