20079591

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5527}}^1$

素因数の和:5710

約数の個数: 16

約数和(自身を含む): 30779904

約数和(自身を除く): 10700313

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 5527, 16581, 38689, 116067, 956171, 2868513, 6693197, 20079591]

約数ペア:

[(1, 20079591), (3, 6693197), (7, 2868513), (21, 956171), (173, 116067), (519, 38689), (1211, 16581), (3633, 5527)]