20068811

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4082

約数の個数: 16

約数和(自身を含む): 24711168

約数和(自身を除く): 4642357

約数列:

[1, 7, 23, 31, 161, 217, 713, 4021, 4991, 28147, 92483, 124651, 647381, 872557, 2866973, 20068811]

約数ペア:

[(1, 20068811), (7, 2866973), (23, 872557), (31, 647381), (161, 124651), (217, 92483), (713, 28147), (4021, 4991)]