20530004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{853}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 39311328

約数和(自身を除く): 18781324

約数列:

[1, 2, 4, 11, 22, 44, 547, 853, 1094, 1706, 2188, 3412, 6017, 9383, 12034, 18766, 24068, 37532, 466591, 933182, 1866364, 5132501, 10265002, 20530004]

約数ペア:

[(1, 20530004), (2, 10265002), (4, 5132501), (11, 1866364), (22, 933182), (44, 466591), (547, 37532), (853, 24068), (1094, 18766), (1706, 12034), (2188, 9383), (3412, 6017)]