19837258

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2851}}^1$

素因数の和:2938

約数の個数: 24

約数和(自身を含む): 35113824

約数和(自身を除く): 15276566

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2851, 3479, 5702, 6958, 19957, 39914, 139699, 202421, 279398, 404842, 1416947, 2833894, 9918629, 19837258]

約数ペア:

[(1, 19837258), (2, 9918629), (7, 2833894), (14, 1416947), (49, 404842), (71, 279398), (98, 202421), (142, 139699), (497, 39914), (994, 19957), (2851, 6958), (3479, 5702)]