18845894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8273}}^1$

素因数の和:8359

約数の個数: 16

約数和(自身を含む): 30382128

約数和(自身を除く): 11536234

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8273, 16546, 140641, 281282, 554291, 1108582, 9422947, 18845894]

約数ペア:

[(1, 18845894), (2, 9422947), (17, 1108582), (34, 554291), (67, 281282), (134, 140641), (1139, 16546), (2278, 8273)]