19772210

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6317}}^1$

素因数の和:6637

約数の個数: 16

約数和(自身を含む): 35709336

約数和(自身を除く): 15937126

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6317, 12634, 31585, 63170, 1977221, 3954442, 9886105, 19772210]

約数ペア:

[(1, 19772210), (2, 9886105), (5, 3954442), (10, 1977221), (313, 63170), (626, 31585), (1565, 12634), (3130, 6317)]