15639368

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47681}}^1$

素因数の和:47728

約数の個数: 16

約数和(自身を含む): 30039660

約数和(自身を除く): 14400292

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 47681, 95362, 190724, 381448, 1954921, 3909842, 7819684, 15639368]

約数ペア:

[(1, 15639368), (2, 7819684), (4, 3909842), (8, 1954921), (41, 381448), (82, 190724), (164, 95362), (328, 47681)]