20214972016

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9948313}}^1$

素因数の和:9948448

約数の個数: 20

約数和(自身を含む): 39474909952

約数和(自身を除く): 19259937936

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9948313, 19896626, 39793252, 79586504, 159173008, 1263435751, 2526871502, 5053743004, 10107486008, 20214972016]

約数ペア:

[(1, 20214972016), (2, 10107486008), (4, 5053743004), (8, 2526871502), (16, 1263435751), (127, 159173008), (254, 79586504), (508, 39793252), (1016, 19896626), (2032, 9948313)]