16997728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 37388736

約数和(自身を除く): 20391008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1123, 1376, 1892, 2246, 3784, 4492, 7568, 8984, 12353, 15136, 17968, 24706, 35936, 48289, 49412, 96578, 98824, 193156, 197648, 386312, 395296, 531179, 772624, 1062358, 1545248, 2124716, 4249432, 8498864, 16997728]

約数ペア:

[(1, 16997728), (2, 8498864), (4, 4249432), (8, 2124716), (11, 1545248), (16, 1062358), (22, 772624), (32, 531179), (43, 395296), (44, 386312), (86, 197648), (88, 193156), (172, 98824), (176, 96578), (344, 49412), (352, 48289), (473, 35936), (688, 24706), (946, 17968), (1123, 15136), (1376, 12353), (1892, 8984), (2246, 7568), (3784, 4492)]