19945272

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{28657}}^1$

素因数の和:28695

約数の個数: 32

約数和(自身を含む): 51584400

約数和(自身を除く): 31639128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 696, 28657, 57314, 85971, 114628, 171942, 229256, 343884, 687768, 831053, 1662106, 2493159, 3324212, 4986318, 6648424, 9972636, 19945272]

約数ペア:

[(1, 19945272), (2, 9972636), (3, 6648424), (4, 4986318), (6, 3324212), (8, 2493159), (12, 1662106), (24, 831053), (29, 687768), (58, 343884), (87, 229256), (116, 171942), (174, 114628), (232, 85971), (348, 57314), (696, 28657)]