20138903030

素因数分解:

$2^1\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{964969}}^1$

素因数の和:967063

約数の個数: 16

約数和(自身を含む): 36267432480

約数和(自身を除く): 16128529450

約数列:

[1, 2, 5, 10, 2087, 4174, 10435, 20870, 964969, 1929938, 4824845, 9649690, 2013890303, 4027780606, 10069451515, 20138903030]

約数ペア:

[(1, 20138903030), (2, 10069451515), (5, 4027780606), (10, 2013890303), (2087, 9649690), (4174, 4824845), (10435, 1929938), (20870, 964969)]