891824

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 20

約数和(自身を含む): 1744680

約数和(自身を除く): 852856

約数列:

[1, 2, 4, 8, 16, 139, 278, 401, 556, 802, 1112, 1604, 2224, 3208, 6416, 55739, 111478, 222956, 445912, 891824]

約数ペア:

[(1, 891824), (2, 445912), (4, 222956), (8, 111478), (16, 55739), (139, 6416), (278, 3208), (401, 2224), (556, 1604), (802, 1112)]