1277104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4228

約数の個数: 20

約数和(自身を含む): 2605240

約数和(自身を除く): 1328136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4201, 8402, 16804, 33608, 67216, 79819, 159638, 319276, 638552, 1277104]

約数ペア:

[(1, 1277104), (2, 638552), (4, 319276), (8, 159638), (16, 79819), (19, 67216), (38, 33608), (76, 16804), (152, 8402), (304, 4201)]