20548394

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:4021

約数の個数: 16

約数和(自身を含む): 32109696

約数和(自身を除く): 11561302

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3911, 5254, 7822, 144707, 277681, 289414, 555362, 10274197, 20548394]

約数ペア:

[(1, 20548394), (2, 10274197), (37, 555362), (71, 289414), (74, 277681), (142, 144707), (2627, 7822), (3911, 5254)]