18972074

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7127}}^1$

素因数の和:7162

約数の個数: 16

約数和(自身を含む): 31306176

約数和(自身を除く): 12334102

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7127, 14254, 78397, 156794, 862367, 1724734, 9486037, 18972074]

約数ペア:

[(1, 18972074), (2, 9486037), (11, 1724734), (22, 862367), (121, 156794), (242, 78397), (1331, 14254), (2662, 7127)]