1648912

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:666

約数の個数: 20

約数和(自身を含む): 3215196

約数和(自身を除く): 1566284

約数列:

[1, 2, 4, 8, 16, 257, 401, 514, 802, 1028, 1604, 2056, 3208, 4112, 6416, 103057, 206114, 412228, 824456, 1648912]

約数ペア:

[(1, 1648912), (2, 824456), (4, 412228), (8, 206114), (16, 103057), (257, 6416), (401, 4112), (514, 3208), (802, 2056), (1028, 1604)]