40978226

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20717}}^1$

素因数の和:20785

約数の個数: 16

約数和(自身を含む): 65634624

約数和(自身を除く): 24656398

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 20717, 41434, 476491, 890831, 952982, 1781662, 20489113, 40978226]

約数ペア:

[(1, 40978226), (2, 20489113), (23, 1781662), (43, 952982), (46, 890831), (86, 476491), (989, 41434), (1978, 20717)]