27996196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4139}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 52164000

約数和(自身を除く): 24167804

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4139, 6764, 8278, 16556, 78641, 157282, 314564, 368371, 736742, 1473484, 6999049, 13998098, 27996196]

約数ペア:

[(1, 27996196), (2, 13998098), (4, 6999049), (19, 1473484), (38, 736742), (76, 368371), (89, 314564), (178, 157282), (356, 78641), (1691, 16556), (3382, 8278), (4139, 6764)]