20671484

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 37095408

約数和(自身を除く): 16423924

約数列:

[1, 2, 4, 53, 106, 212, 281, 347, 562, 694, 1124, 1388, 14893, 18391, 29786, 36782, 59572, 73564, 97507, 195014, 390028, 5167871, 10335742, 20671484]

約数ペア:

[(1, 20671484), (2, 10335742), (4, 5167871), (53, 390028), (106, 195014), (212, 97507), (281, 73564), (347, 59572), (562, 36782), (694, 29786), (1124, 18391), (1388, 14893)]