18663975927

素因数分解:

$3^2\times {\mathrm{5437}}^1\times {\mathrm{381419}}^1$

素因数の和:386862

約数の個数: 12

約数和(自身を含む): 26964105480

約数和(自身を除く): 8300129553

約数列:

[1, 3, 9, 5437, 16311, 48933, 381419, 1144257, 3432771, 2073775103, 6221325309, 18663975927]

約数ペア:

[(1, 18663975927), (3, 6221325309), (9, 2073775103), (5437, 3432771), (16311, 1144257), (48933, 381419)]