19180666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9697}}^1$

素因数の和:9765

約数の個数: 16

約数和(自身を含む): 30723264

約数和(自身を除く): 11542598

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9697, 19394, 223031, 416971, 446062, 833942, 9590333, 19180666]

約数ペア:

[(1, 19180666), (2, 9590333), (23, 833942), (43, 446062), (46, 416971), (86, 223031), (989, 19394), (1978, 9697)]