18075824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 39434976

約数和(自身を除く): 21359152

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 47, 52, 86, 94, 104, 172, 188, 208, 344, 376, 559, 611, 688, 752, 1118, 1222, 1849, 2021, 2236, 2444, 3698, 4042, 4472, 4888, 7396, 8084, 8944, 9776, 14792, 16168, 24037, 26273, 29584, 32336, 48074, 52546, 86903, 96148, 105092, 173806, 192296, 210184, 347612, 384592, 420368, 695224, 1129739, 1390448, 2259478, 4518956, 9037912, 18075824]

約数ペア:

[(1, 18075824), (2, 9037912), (4, 4518956), (8, 2259478), (13, 1390448), (16, 1129739), (26, 695224), (43, 420368), (47, 384592), (52, 347612), (86, 210184), (94, 192296), (104, 173806), (172, 105092), (188, 96148), (208, 86903), (344, 52546), (376, 48074), (559, 32336), (611, 29584), (688, 26273), (752, 24037), (1118, 16168), (1222, 14792), (1849, 9776), (2021, 8944), (2236, 8084), (2444, 7396), (3698, 4888), (4042, 4472)]