19528280

素因数分解:

$2^3\times 5^1\times {\mathrm{488207}}^1$

素因数の和:488218

約数の個数: 16

約数和(自身を含む): 43938720

約数和(自身を除く): 24410440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 488207, 976414, 1952828, 2441035, 3905656, 4882070, 9764140, 19528280]

約数ペア:

[(1, 19528280), (2, 9764140), (4, 4882070), (5, 3905656), (8, 2441035), (10, 1952828), (20, 976414), (40, 488207)]