18678743836

素因数分解:

$2^2\times {\mathrm{1571}}^1\times {\mathrm{2972429}}^1$

素因数の和:2974004

約数の個数: 12

約数和(自身を含む): 32708619720

約数和(自身を除く): 14029875884

約数列:

[1, 2, 4, 1571, 3142, 6284, 2972429, 5944858, 11889716, 4669685959, 9339371918, 18678743836]

約数ペア:

[(1, 18678743836), (2, 9339371918), (4, 4669685959), (1571, 11889716), (3142, 5944858), (6284, 2972429)]