19225444

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2152

約数の個数: 36

約数和(自身を含む): 39989376

約数和(自身を除く): 20763932

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2087, 2303, 4174, 4606, 8348, 9212, 14609, 29218, 58436, 98089, 102263, 196178, 204526, 392356, 409052, 686623, 1373246, 2746492, 4806361, 9612722, 19225444]

約数ペア:

[(1, 19225444), (2, 9612722), (4, 4806361), (7, 2746492), (14, 1373246), (28, 686623), (47, 409052), (49, 392356), (94, 204526), (98, 196178), (188, 102263), (196, 98089), (329, 58436), (658, 29218), (1316, 14609), (2087, 9212), (2303, 8348), (4174, 4606)]