19788794

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1039}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 10537606

約数列:

[1, 2, 89, 107, 178, 214, 1039, 2078, 9523, 19046, 92471, 111173, 184942, 222346, 9894397, 19788794]

約数ペア:

[(1, 19788794), (2, 9894397), (89, 222346), (107, 184942), (178, 111173), (214, 92471), (1039, 19046), (2078, 9523)]