20923758

素因数分解:

$2^1\times 3^6\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 56

約数和(自身を含む): 47847168

約数和(自身を除く): 26923410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 127, 162, 226, 243, 254, 339, 381, 486, 678, 729, 762, 1017, 1143, 1458, 2034, 2286, 3051, 3429, 6102, 6858, 9153, 10287, 14351, 18306, 20574, 27459, 28702, 30861, 43053, 54918, 61722, 82377, 86106, 92583, 129159, 164754, 185166, 258318, 387477, 774954, 1162431, 2324862, 3487293, 6974586, 10461879, 20923758]

約数ペア:

[(1, 20923758), (2, 10461879), (3, 6974586), (6, 3487293), (9, 2324862), (18, 1162431), (27, 774954), (54, 387477), (81, 258318), (113, 185166), (127, 164754), (162, 129159), (226, 92583), (243, 86106), (254, 82377), (339, 61722), (381, 54918), (486, 43053), (678, 30861), (729, 28702), (762, 27459), (1017, 20574), (1143, 18306), (1458, 14351), (2034, 10287), (2286, 9153), (3051, 6858), (3429, 6102)]