20156882

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3917}}^1$

素因数の和:4033

約数の個数: 16

約数和(自身を含む): 31594752

約数和(自身を除く): 11437870

約数列:

[1, 2, 31, 62, 83, 166, 2573, 3917, 5146, 7834, 121427, 242854, 325111, 650222, 10078441, 20156882]

約数ペア:

[(1, 20156882), (2, 10078441), (31, 650222), (62, 325111), (83, 242854), (166, 121427), (2573, 7834), (3917, 5146)]