28667984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{105397}}^1$

素因数の和:105422

約数の個数: 20

約数和(自身を含む): 58812084

約数和(自身を除く): 30144100

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 105397, 210794, 421588, 843176, 1686352, 1791749, 3583498, 7166996, 14333992, 28667984]

約数ペア:

[(1, 28667984), (2, 14333992), (4, 7166996), (8, 3583498), (16, 1791749), (17, 1686352), (34, 843176), (68, 421588), (136, 210794), (272, 105397)]