20173199612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1\times {\mathrm{3037}}^1$

素因数の和:4362

約数の個数: 48

約数和(自身を含む): 37727585280

約数和(自身を除く): 17554385668

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1231, 1349, 2462, 2698, 3037, 4924, 5396, 6074, 12148, 23389, 46778, 57703, 87401, 93556, 115406, 174802, 215627, 230812, 349604, 431254, 862508, 1660619, 3321238, 3738547, 4096913, 6642476, 7477094, 8193826, 14954188, 16387652, 71032393, 142064786, 265436837, 284129572, 530873674, 1061747348, 5043299903, 10086599806, 20173199612]

約数ペア:

[(1, 20173199612), (2, 10086599806), (4, 5043299903), (19, 1061747348), (38, 530873674), (71, 284129572), (76, 265436837), (142, 142064786), (284, 71032393), (1231, 16387652), (1349, 14954188), (2462, 8193826), (2698, 7477094), (3037, 6642476), (4924, 4096913), (5396, 3738547), (6074, 3321238), (12148, 1660619), (23389, 862508), (46778, 431254), (57703, 349604), (87401, 230812), (93556, 215627), (115406, 174802)]