18755871128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{123393889}}^1$

素因数の和:123393914

約数の個数: 16

約数和(自身を含む): 37018167000

約数和(自身を除く): 18262295872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 123393889, 246787778, 493575556, 987151112, 2344483891, 4688967782, 9377935564, 18755871128]

約数ペア:

[(1, 18755871128), (2, 9377935564), (4, 4688967782), (8, 2344483891), (19, 987151112), (38, 493575556), (76, 246787778), (152, 123393889)]