12887336

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20921}}^1$

素因数の和:20945

約数の個数: 32

約数和(自身を含む): 30127680

約数和(自身を除く): 17240344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 20921, 41842, 83684, 146447, 167368, 230131, 292894, 460262, 585788, 920524, 1171576, 1610917, 1841048, 3221834, 6443668, 12887336]

約数ペア:

[(1, 12887336), (2, 6443668), (4, 3221834), (7, 1841048), (8, 1610917), (11, 1171576), (14, 920524), (22, 585788), (28, 460262), (44, 292894), (56, 230131), (77, 167368), (88, 146447), (154, 83684), (308, 41842), (616, 20921)]