20553488

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5659}}^1$

素因数の和:5894

約数の個数: 20

約数和(自身を含む): 40004880

約数和(自身を除く): 19451392

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5659, 11318, 22636, 45272, 90544, 1284593, 2569186, 5138372, 10276744, 20553488]

約数ペア:

[(1, 20553488), (2, 10276744), (4, 5138372), (8, 2569186), (16, 1284593), (227, 90544), (454, 45272), (908, 22636), (1816, 11318), (3632, 5659)]