18862197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2269}}^1$

素因数の和:2452

約数の個数: 16

約数和(自身を含む): 26804160

約数和(自身を除く): 7941963

約数列:

[1, 3, 17, 51, 163, 489, 2269, 2771, 6807, 8313, 38573, 115719, 369847, 1109541, 6287399, 18862197]

約数ペア:

[(1, 18862197), (3, 6287399), (17, 1109541), (51, 369847), (163, 115719), (489, 38573), (2269, 8313), (2771, 6807)]