16918264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 37635840

約数和(自身を除く): 20717576

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 43, 44, 68, 86, 88, 136, 172, 187, 263, 344, 374, 473, 526, 731, 748, 946, 1052, 1462, 1496, 1892, 2104, 2893, 2924, 3784, 4471, 5786, 5848, 8041, 8942, 11309, 11572, 16082, 17884, 22618, 23144, 32164, 35768, 45236, 49181, 64328, 90472, 98362, 124399, 192253, 196724, 248798, 384506, 393448, 497596, 769012, 995192, 1538024, 2114783, 4229566, 8459132, 16918264]

約数ペア:

[(1, 16918264), (2, 8459132), (4, 4229566), (8, 2114783), (11, 1538024), (17, 995192), (22, 769012), (34, 497596), (43, 393448), (44, 384506), (68, 248798), (86, 196724), (88, 192253), (136, 124399), (172, 98362), (187, 90472), (263, 64328), (344, 49181), (374, 45236), (473, 35768), (526, 32164), (731, 23144), (748, 22618), (946, 17884), (1052, 16082), (1462, 11572), (1496, 11309), (1892, 8942), (2104, 8041), (2893, 5848), (2924, 5786), (3784, 4471)]