20580861

素因数分解:

$3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2339}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 10868739

約数列:

[1, 3, 7, 21, 419, 1257, 2339, 2933, 7017, 8799, 16373, 49119, 980041, 2940123, 6860287, 20580861]

約数ペア:

[(1, 20580861), (3, 6860287), (7, 2940123), (21, 980041), (419, 49119), (1257, 16373), (2339, 8799), (2933, 7017)]