19994163

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30713}}^1$

素因数の和:30754

約数の個数: 16

約数和(自身を含む): 31451136

約数和(自身を除く): 11456973

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30713, 92139, 214991, 644973, 952103, 2856309, 6664721, 19994163]

約数ペア:

[(1, 19994163), (3, 6664721), (7, 2856309), (21, 952103), (31, 644973), (93, 214991), (217, 92139), (651, 30713)]