20884073

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 24414720

約数和(自身を除く): 3530647

約数列:

[1, 7, 101, 109, 271, 707, 763, 1897, 11009, 27371, 29539, 77063, 191597, 206773, 2983439, 20884073]

約数ペア:

[(1, 20884073), (7, 2983439), (101, 206773), (109, 191597), (271, 77063), (707, 29539), (763, 27371), (1897, 11009)]