18763948

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6263}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 37884672

約数和(自身を除く): 19120724

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6263, 12526, 25052, 43841, 87682, 175364, 670141, 1340282, 2680564, 4690987, 9381974, 18763948]

約数ペア:

[(1, 18763948), (2, 9381974), (4, 4690987), (7, 2680564), (14, 1340282), (28, 670141), (107, 175364), (214, 87682), (428, 43841), (749, 25052), (1498, 12526), (2996, 6263)]