20199442810

素因数分解:

$2^1\times 5^1\times {\mathrm{7741}}^1\times {\mathrm{260941}}^1$

素因数の和:268689

約数の個数: 16

約数和(自身を含む): 36363833352

約数和(自身を除く): 16164390542

約数列:

[1, 2, 5, 10, 7741, 15482, 38705, 77410, 260941, 521882, 1304705, 2609410, 2019944281, 4039888562, 10099721405, 20199442810]

約数ペア:

[(1, 20199442810), (2, 10099721405), (5, 4039888562), (10, 2019944281), (7741, 2609410), (15482, 1304705), (38705, 521882), (77410, 260941)]