20173551730

素因数分解:

$2^1\times 5^1\times {\mathrm{8123}}^1\times {\mathrm{248351}}^1$

素因数の和:256481

約数の個数: 16

約数和(自身を含む): 36317009664

約数和(自身を除く): 16143457934

約数列:

[1, 2, 5, 10, 8123, 16246, 40615, 81230, 248351, 496702, 1241755, 2483510, 2017355173, 4034710346, 10086775865, 20173551730]

約数ペア:

[(1, 20173551730), (2, 10086775865), (5, 4034710346), (10, 2017355173), (8123, 2483510), (16246, 1241755), (40615, 496702), (81230, 248351)]