208455878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{69439}}^1$

素因数の和:69539

約数の個数: 16

約数和(自身を含む): 333312000

約数和(自身を除く): 124856122

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 69439, 138878, 1319341, 2638682, 5485681, 10971362, 104227939, 208455878]

約数ペア:

[(1, 208455878), (2, 104227939), (19, 10971362), (38, 5485681), (79, 2638682), (158, 1319341), (1501, 138878), (3002, 69439)]