2189702906

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{15420443}}^1$

素因数の和:15420516

約数の個数: 8

約数和(自身を含む): 3330815904

約数和(自身を除く): 1141112998

約数列:

[1, 2, 71, 142, 15420443, 30840886, 1094851453, 2189702906]

約数ペア:

[(1, 2189702906), (2, 1094851453), (71, 30840886), (142, 15420443)]