28335878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{9439}}^1$

素因数の和:9539

約数の個数: 16

約数和(自身を含む): 45312000

約数和(自身を除く): 16976122

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 9439, 18878, 179341, 358682, 745681, 1491362, 14167939, 28335878]

約数ペア:

[(1, 28335878), (2, 14167939), (19, 1491362), (38, 745681), (79, 358682), (158, 179341), (1501, 18878), (3002, 9439)]