19900678513

素因数分解:

${\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1\times {\mathrm{2729}}^1$

素因数の和:3768

約数の個数: 16

約数和(自身を含む): 20367285120

約数和(自身を除く): 466606607

約数列:

[1, 83, 103, 853, 2729, 8549, 70799, 87859, 226507, 281087, 2327837, 7292297, 23330221, 193210471, 239767211, 19900678513]

約数ペア:

[(1, 19900678513), (83, 239767211), (103, 193210471), (853, 23330221), (2729, 7292297), (8549, 2327837), (70799, 281087), (87859, 226507)]