19788051

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3767}}^1$

素因数の和:3890

約数の個数: 16

約数和(自身を含む): 28214784

約数和(自身を除く): 8426733

約数列:

[1, 3, 17, 51, 103, 309, 1751, 3767, 5253, 11301, 64039, 192117, 388001, 1164003, 6596017, 19788051]

約数ペア:

[(1, 19788051), (3, 6596017), (17, 1164003), (51, 388001), (103, 192117), (309, 64039), (1751, 11301), (3767, 5253)]