20282878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131707}}^1$

素因数の和:131727

約数の個数: 16

約数和(自身を含む): 37931904

約数和(自身を除く): 17649026

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131707, 263414, 921949, 1448777, 1843898, 2897554, 10141439, 20282878]

約数ペア:

[(1, 20282878), (2, 10141439), (7, 2897554), (11, 1843898), (14, 1448777), (22, 921949), (77, 263414), (154, 131707)]