31291238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{2029}}^1$

素因数の和:2743

約数の個数: 16

約数和(自身を含む): 51302160

約数和(自身を除く): 20010922

約数列:

[1, 2, 11, 22, 701, 1402, 2029, 4058, 7711, 15422, 22319, 44638, 1422329, 2844658, 15645619, 31291238]

約数ペア:

[(1, 31291238), (2, 15645619), (11, 2844658), (22, 1422329), (701, 44638), (1402, 22319), (2029, 15422), (4058, 7711)]