20009663

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 22404096

約数和(自身を除く): 2394433

約数列:

[1, 17, 31, 43, 527, 731, 883, 1333, 15011, 22661, 27373, 37969, 465341, 645473, 1177039, 20009663]

約数ペア:

[(1, 20009663), (17, 1177039), (31, 645473), (43, 465341), (527, 37969), (731, 27373), (883, 22661), (1333, 15011)]