20512202054

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1\times {\mathrm{254753}}^1$

素因数の和:255199

約数の個数: 16

約数和(自身を含む): 31108520448

約数和(自身を除く): 10596318394

約数列:

[1, 2, 127, 254, 317, 634, 40259, 80518, 254753, 509506, 32353631, 64707262, 80756701, 161513402, 10256101027, 20512202054]

約数ペア:

[(1, 20512202054), (2, 10256101027), (127, 161513402), (254, 80756701), (317, 64707262), (634, 32353631), (40259, 509506), (80518, 254753)]