2188993.00000000

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{190387}}^1$

素因数の和:190415

約数の個数: 16

約数和(自身を含む): 91386240

約数和(自身を除く): 40743298

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 190387, 380774, 1332709, 2665418, 3617353, 7234706, 25321471, 50642942]

約数ペア:

[(1, 50642942), (2, 25321471), (7, 7234706), (14, 3617353), (19, 2665418), (38, 1332709), (133, 380774), (266, 190387)]