18259564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 33995808

約数和(自身を除く): 15736244

約数列:

[1, 2, 4, 17, 34, 68, 263, 526, 1021, 1052, 2042, 4084, 4471, 8942, 17357, 17884, 34714, 69428, 268523, 537046, 1074092, 4564891, 9129782, 18259564]

約数ペア:

[(1, 18259564), (2, 9129782), (4, 4564891), (17, 1074092), (34, 537046), (68, 268523), (263, 69428), (526, 34714), (1021, 17884), (1052, 17357), (2042, 8942), (4084, 4471)]