18534861

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 28473120

約数和(自身を除く): 9938259

約数列:

[1, 3, 9, 19, 57, 107, 171, 321, 963, 1013, 2033, 3039, 6099, 9117, 18297, 19247, 57741, 108391, 173223, 325173, 975519, 2059429, 6178287, 18534861]

約数ペア:

[(1, 18534861), (3, 6178287), (9, 2059429), (19, 975519), (57, 325173), (107, 173223), (171, 108391), (321, 57741), (963, 19247), (1013, 18297), (2033, 9117), (3039, 6099)]