20660382

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26693}}^1$

素因数の和:26744

約数の個数: 24

約数和(自身を含む): 45806904

約数和(自身を除く): 25146522

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26693, 53386, 80079, 160158, 240237, 480474, 1147799, 2295598, 3443397, 6886794, 10330191, 20660382]

約数ペア:

[(1, 20660382), (2, 10330191), (3, 6886794), (6, 3443397), (9, 2295598), (18, 1147799), (43, 480474), (86, 240237), (129, 160158), (258, 80079), (387, 53386), (774, 26693)]