20804948330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122382049}}^1$

素因数の和:122382073

約数の個数: 16

約数和(自身を含む): 39651784200

約数和(自身を除く): 18846835870

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 122382049, 244764098, 611910245, 1223820490, 2080494833, 4160989666, 10402474165, 20804948330]

約数ペア:

[(1, 20804948330), (2, 10402474165), (5, 4160989666), (10, 2080494833), (17, 1223820490), (34, 611910245), (85, 244764098), (170, 122382049)]