20982870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233143}}^1$

素因数の和:233156

約数の個数: 24

約数和(自身を含む): 54555696

約数和(自身を除く): 33572826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233143, 466286, 699429, 1165715, 1398858, 2098287, 2331430, 3497145, 4196574, 6994290, 10491435, 20982870]

約数ペア:

[(1, 20982870), (2, 10491435), (3, 6994290), (5, 4196574), (6, 3497145), (9, 2331430), (10, 2098287), (15, 1398858), (18, 1165715), (30, 699429), (45, 466286), (90, 233143)]