18679983

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{46817}}^1$

素因数の和:46846

約数の個数: 16

約数和(自身を含む): 29963520

約数和(自身を除く): 11283537

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 46817, 140451, 327719, 889523, 983157, 2668569, 6226661, 18679983]

約数ペア:

[(1, 18679983), (3, 6226661), (7, 2668569), (19, 983157), (21, 889523), (57, 327719), (133, 140451), (399, 46817)]