19487086

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3709}}^1$

素因数の和:3819

約数の個数: 16

約数和(自身を含む): 30451680

約数和(自身を除く): 10964594

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3709, 5254, 7418, 137233, 263339, 274466, 526678, 9743543, 19487086]

約数ペア:

[(1, 19487086), (2, 9743543), (37, 526678), (71, 274466), (74, 263339), (142, 137233), (2627, 7418), (3709, 5254)]