201620918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{547}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 330601824

約数和(自身を除く): 128980906

約数列:

[1, 2, 17, 34, 37, 74, 293, 547, 586, 629, 1094, 1258, 4981, 9299, 9962, 10841, 18598, 20239, 21682, 40478, 160271, 184297, 320542, 344063, 368594, 688126, 2724607, 5449214, 5930027, 11860054, 100810459, 201620918]

約数ペア:

[(1, 201620918), (2, 100810459), (17, 11860054), (34, 5930027), (37, 5449214), (74, 2724607), (293, 688126), (547, 368594), (586, 344063), (629, 320542), (1094, 184297), (1258, 160271), (4981, 40478), (9299, 21682), (9962, 20239), (10841, 18598)]