20349637

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5623}}^1$

素因数の和:5688

約数の個数: 16

約数和(自身を含む): 25915392

約数和(自身を除く): 5565755

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5623, 39361, 61853, 264281, 432971, 1849967, 2907091, 20349637]

約数ペア:

[(1, 20349637), (7, 2907091), (11, 1849967), (47, 432971), (77, 264281), (329, 61853), (517, 39361), (3619, 5623)]