About the Number
20731242
2進数表記:1001111000101010101101010
漢数字表記:二千七十三万千二百四十二
素因数分解:
素因数の和:427
約数の個数: 64
約数和(自身を含む): 50641920
約数和(自身を除く): 29910678
約数列:
[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 83, 114, 133, 166, 249, 266, 313, 399, 498, 581, 626, 798, 939, 1162, 1577, 1743, 1878, 2191, 3154, 3486, 4382, 4731, 5947, 6573, 9462, 11039, 11894, 13146, 17841, 22078, 25979, 33117, 35682, 41629, 51958, 66234, 77937, 83258, 124887, 155874, 181853, 249774, 363706, 493601, 545559, 987202, 1091118, 1480803, 2961606, 3455207, 6910414, 10365621, 20731242]
約数ペア:
[(1, 20731242), (2, 10365621), (3, 6910414), (6, 3455207), (7, 2961606), (14, 1480803), (19, 1091118), (21, 987202), (38, 545559), (42, 493601), (57, 363706), (83, 249774), (114, 181853), (133, 155874), (166, 124887), (249, 83258), (266, 77937), (313, 66234), (399, 51958), (498, 41629), (581, 35682), (626, 33117), (798, 25979), (939, 22078), (1162, 17841), (1577, 13146), (1743, 11894), (1878, 11039), (2191, 9462), (3154, 6573), (3486, 5947), (4382, 4731)]このpageの処理時間: 0.002665281295776367 seconds