20892256

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 31604384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 61, 77, 88, 112, 122, 139, 154, 176, 224, 244, 278, 308, 352, 427, 488, 556, 616, 671, 854, 973, 976, 1112, 1232, 1342, 1529, 1708, 1946, 1952, 2224, 2464, 2684, 3058, 3416, 3892, 4448, 4697, 5368, 6116, 6832, 7784, 8479, 9394, 10703, 10736, 12232, 13664, 15568, 16958, 18788, 21406, 21472, 24464, 31136, 33916, 37576, 42812, 48928, 59353, 67832, 75152, 85624, 93269, 118706, 135664, 150304, 171248, 186538, 237412, 271328, 342496, 373076, 474824, 652883, 746152, 949648, 1305766, 1492304, 1899296, 2611532, 2984608, 5223064, 10446128, 20892256]

約数ペア:

[(1, 20892256), (2, 10446128), (4, 5223064), (7, 2984608), (8, 2611532), (11, 1899296), (14, 1492304), (16, 1305766), (22, 949648), (28, 746152), (32, 652883), (44, 474824), (56, 373076), (61, 342496), (77, 271328), (88, 237412), (112, 186538), (122, 171248), (139, 150304), (154, 135664), (176, 118706), (224, 93269), (244, 85624), (278, 75152), (308, 67832), (352, 59353), (427, 48928), (488, 42812), (556, 37576), (616, 33916), (671, 31136), (854, 24464), (973, 21472), (976, 21406), (1112, 18788), (1232, 16958), (1342, 15568), (1529, 13664), (1708, 12232), (1946, 10736), (1952, 10703), (2224, 9394), (2464, 8479), (2684, 7784), (3058, 6832), (3416, 6116), (3892, 5368), (4448, 4697)]