1278544

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:1998

約数の個数: 20

約数和(自身を含む): 2538900

約数和(自身を除く): 1260356

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1949, 3898, 7796, 15592, 31184, 79909, 159818, 319636, 639272, 1278544]

約数ペア:

[(1, 1278544), (2, 639272), (4, 319636), (8, 159818), (16, 79909), (41, 31184), (82, 15592), (164, 7796), (328, 3898), (656, 1949)]