20773128

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20129}}^1$

素因数の和:20181

約数の個数: 32

約数和(自身を含む): 53143200

約数和(自身を除く): 32370072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20129, 40258, 60387, 80516, 120774, 161032, 241548, 483096, 865547, 1731094, 2596641, 3462188, 5193282, 6924376, 10386564, 20773128]

約数ペア:

[(1, 20773128), (2, 10386564), (3, 6924376), (4, 5193282), (6, 3462188), (8, 2596641), (12, 1731094), (24, 865547), (43, 483096), (86, 241548), (129, 161032), (172, 120774), (258, 80516), (344, 60387), (516, 40258), (1032, 20129)]