2018290561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{42989}}^1$

素因数の和:43368

約数の個数: 16

約数和(自身を含む): 2434953600

約数和(自身を除く): 416663039

約数列:

[1, 7, 19, 133, 353, 2471, 6707, 42989, 46949, 300923, 816791, 5717537, 15175117, 106225819, 288327223, 2018290561]

約数ペア:

[(1, 2018290561), (7, 288327223), (19, 106225819), (133, 15175117), (353, 5717537), (2471, 816791), (6707, 300923), (42989, 46949)]