18670342

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9439}}^1$

素因数の和:9507

約数の個数: 16

約数和(自身を含む): 29905920

約数和(自身を除く): 11235578

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9439, 18878, 217097, 405877, 434194, 811754, 9335171, 18670342]

約数ペア:

[(1, 18670342), (2, 9335171), (23, 811754), (43, 434194), (46, 405877), (86, 217097), (989, 18878), (1978, 9439)]