20440024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{647}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 21550376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 359, 647, 718, 1294, 1436, 2588, 2872, 3949, 5176, 7117, 7898, 14234, 15796, 28468, 31592, 56936, 232273, 464546, 929092, 1858184, 2555003, 5110006, 10220012, 20440024]

約数ペア:

[(1, 20440024), (2, 10220012), (4, 5110006), (8, 2555003), (11, 1858184), (22, 929092), (44, 464546), (88, 232273), (359, 56936), (647, 31592), (718, 28468), (1294, 15796), (1436, 14234), (2588, 7898), (2872, 7117), (3949, 5176)]