20681016

素因数分解:

$2^3\times 3^1\times {\mathrm{337}}^1\times {\mathrm{2557}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 51876240

約数和(自身を除く): 31195224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 337, 674, 1011, 1348, 2022, 2557, 2696, 4044, 5114, 7671, 8088, 10228, 15342, 20456, 30684, 61368, 861709, 1723418, 2585127, 3446836, 5170254, 6893672, 10340508, 20681016]

約数ペア:

[(1, 20681016), (2, 10340508), (3, 6893672), (4, 5170254), (6, 3446836), (8, 2585127), (12, 1723418), (24, 861709), (337, 61368), (674, 30684), (1011, 20456), (1348, 15342), (2022, 10228), (2557, 8088), (2696, 7671), (4044, 5114)]