20004866

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13873}}^1$

素因数の和:13985

約数の個数: 16

約数和(自身を含む): 34629504

約数和(自身を除く): 14624638

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13873, 27746, 97111, 194222, 1428919, 2857838, 10002433, 20004866]

約数ペア:

[(1, 20004866), (2, 10002433), (7, 2857838), (14, 1428919), (103, 194222), (206, 97111), (721, 27746), (1442, 13873)]