11889328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 25730496

約数和(自身を除く): 13841168

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1571, 1892, 3142, 3784, 6284, 7568, 12568, 17281, 25136, 34562, 67553, 69124, 135106, 138248, 270212, 276496, 540424, 743083, 1080848, 1486166, 2972332, 5944664, 11889328]

約数ペア:

[(1, 11889328), (2, 5944664), (4, 2972332), (8, 1486166), (11, 1080848), (16, 743083), (22, 540424), (43, 276496), (44, 270212), (86, 138248), (88, 135106), (172, 69124), (176, 67553), (344, 34562), (473, 25136), (688, 17281), (946, 12568), (1571, 7568), (1892, 6284), (3142, 3784)]