9971984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{56659}}^1$

素因数の和:56678

約数の個数: 20

約数和(自身を含む): 21077520

約数和(自身を除く): 11105536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 56659, 113318, 226636, 453272, 623249, 906544, 1246498, 2492996, 4985992, 9971984]

約数ペア:

[(1, 9971984), (2, 4985992), (4, 2492996), (8, 1246498), (11, 906544), (16, 623249), (22, 453272), (44, 226636), (88, 113318), (176, 56659)]