2149449826

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1\times {\mathrm{19819}}^1$

素因数の和:20289

約数の個数: 16

約数和(自身を含む): 3252224160

約数和(自身を除く): 1102774334

約数列:

[1, 2, 211, 257, 422, 514, 19819, 39638, 54227, 108454, 4181809, 5093483, 8363618, 10186966, 1074724913, 2149449826]

約数ペア:

[(1, 2149449826), (2, 1074724913), (211, 10186966), (257, 8363618), (422, 5093483), (514, 4181809), (19819, 108454), (39638, 54227)]