20508829

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 2819171

約数列:

[1, 11, 29, 239, 269, 319, 2629, 2959, 6931, 7801, 64291, 76241, 85811, 707201, 1864439, 20508829]

約数ペア:

[(1, 20508829), (11, 1864439), (29, 707201), (239, 85811), (269, 76241), (319, 64291), (2629, 7801), (2959, 6931)]