18278698

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9241}}^1$

素因数の和:9309

約数の個数: 16

約数和(自身を含む): 29278656

約数和(自身を除く): 10999958

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9241, 18482, 212543, 397363, 425086, 794726, 9139349, 18278698]

約数ペア:

[(1, 18278698), (2, 9139349), (23, 794726), (43, 425086), (46, 397363), (86, 212543), (989, 18482), (1978, 9241)]