20413971

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{1619}}^1$

素因数の和:2095

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 9912429

約数列:

[1, 3, 9, 27, 467, 1401, 1619, 4203, 4857, 12609, 14571, 43713, 756073, 2268219, 6804657, 20413971]

約数ペア:

[(1, 20413971), (3, 6804657), (9, 2268219), (27, 756073), (467, 43713), (1401, 14571), (1619, 12609), (4203, 4857)]