18869128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{124139}}^1$

素因数の和:124164

約数の個数: 16

約数和(自身を含む): 37242000

約数和(自身を除く): 18372872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 124139, 248278, 496556, 993112, 2358641, 4717282, 9434564, 18869128]

約数ペア:

[(1, 18869128), (2, 9434564), (4, 4717282), (8, 2358641), (19, 993112), (38, 496556), (76, 248278), (152, 124139)]