205657489990

素因数分解:

$2^1\times 5^1\times {\mathrm{9833}}^1\times {\mathrm{2091503}}^1$

素因数の和:2101343

約数の個数: 16

約数和(自身を含む): 370221306048

約数和(自身を除く): 164563816058

約数列:

[1, 2, 5, 10, 9833, 19666, 49165, 98330, 2091503, 4183006, 10457515, 20915030, 20565748999, 41131497998, 102828744995, 205657489990]

約数ペア:

[(1, 205657489990), (2, 102828744995), (5, 41131497998), (10, 20565748999), (9833, 20915030), (19666, 10457515), (49165, 4183006), (98330, 2091503)]