20526175047

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13766717}}^1$

素因数の和:13766798

約数の個数: 16

約数和(自身を含む): 31718518272

約数和(自身を除く): 11192343225

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13766717, 41300151, 96367019, 289101057, 977436907, 2932310721, 6842058349, 20526175047]

約数ペア:

[(1, 20526175047), (3, 6842058349), (7, 2932310721), (21, 977436907), (71, 289101057), (213, 96367019), (497, 41300151), (1491, 13766717)]