20294152912

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{853}}^1\times {\mathrm{12289}}^1$

素因数の和:13172

約数の個数: 60

約数和(自身を含む): 43273606180

約数和(自身を除く): 22979453268

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 853, 968, 1706, 1936, 3412, 6824, 9383, 12289, 13648, 18766, 24578, 37532, 49156, 75064, 98312, 103213, 135179, 150128, 196624, 206426, 270358, 412852, 540716, 825704, 1081432, 1486969, 1651408, 2162864, 2973938, 5947876, 10482517, 11895752, 20965034, 23791504, 41930068, 83860136, 115307687, 167720272, 230615374, 461230748, 922461496, 1268384557, 1844922992, 2536769114, 5073538228, 10147076456, 20294152912]

約数ペア:

[(1, 20294152912), (2, 10147076456), (4, 5073538228), (8, 2536769114), (11, 1844922992), (16, 1268384557), (22, 922461496), (44, 461230748), (88, 230615374), (121, 167720272), (176, 115307687), (242, 83860136), (484, 41930068), (853, 23791504), (968, 20965034), (1706, 11895752), (1936, 10482517), (3412, 5947876), (6824, 2973938), (9383, 2162864), (12289, 1651408), (13648, 1486969), (18766, 1081432), (24578, 825704), (37532, 540716), (49156, 412852), (75064, 270358), (98312, 206426), (103213, 196624), (135179, 150128)]