20902238

素因数分解:

$2^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{1361}}^1$

素因数の和:2467

約数の個数: 16

約数和(自身を含む): 35891424

約数和(自身を除く): 14989186

約数列:

[1, 2, 7, 14, 1097, 1361, 2194, 2722, 7679, 9527, 15358, 19054, 1493017, 2986034, 10451119, 20902238]

約数ペア:

[(1, 20902238), (2, 10451119), (7, 2986034), (14, 1493017), (1097, 19054), (1361, 15358), (2194, 9527), (2722, 7679)]