20864536

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33871}}^1$

素因数の和:33895

約数の個数: 32

約数和(自身を含む): 48775680

約数和(自身を除く): 27911144

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33871, 67742, 135484, 237097, 270968, 372581, 474194, 745162, 948388, 1490324, 1896776, 2608067, 2980648, 5216134, 10432268, 20864536]

約数ペア:

[(1, 20864536), (2, 10432268), (4, 5216134), (7, 2980648), (8, 2608067), (11, 1896776), (14, 1490324), (22, 948388), (28, 745162), (44, 474194), (56, 372581), (77, 270968), (88, 237097), (154, 135484), (308, 67742), (616, 33871)]