16640226

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{21499}}^1$

素因数の和:21550

約数の個数: 24

約数和(自身を含む): 36894000

約数和(自身を除く): 20253774

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 21499, 42998, 64497, 128994, 193491, 386982, 924457, 1848914, 2773371, 5546742, 8320113, 16640226]

約数ペア:

[(1, 16640226), (2, 8320113), (3, 5546742), (6, 2773371), (9, 1848914), (18, 924457), (43, 386982), (86, 193491), (129, 128994), (258, 64497), (387, 42998), (774, 21499)]