20147942590

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18484351}}^1$

素因数の和:18484467

約数の個数: 16

約数和(自身を含む): 36599016960

約数和(自身を除く): 16451074370

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18484351, 36968702, 92421755, 184843510, 2014794259, 4029588518, 10073971295, 20147942590]

約数ペア:

[(1, 20147942590), (2, 10073971295), (5, 4029588518), (10, 2014794259), (109, 184843510), (218, 92421755), (545, 36968702), (1090, 18484351)]