2600644

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1801}}^1$

素因数の和:1843

約数の個数: 18

約数和(自身を含む): 4805934

約数和(自身を除く): 2205290

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1801, 3602, 7204, 34219, 68438, 136876, 650161, 1300322, 2600644]

約数ペア:

[(1, 2600644), (2, 1300322), (4, 650161), (19, 136876), (38, 68438), (76, 34219), (361, 7204), (722, 3602), (1444, 1801)]