20254865336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{254791}}^1$

素因数の和:255339

約数の個数: 32

約数和(自身を含む): 40053302400

約数和(自身を除く): 19798437064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 523, 1046, 2092, 4184, 9937, 19874, 39748, 79496, 254791, 509582, 1019164, 2038328, 4841029, 9682058, 19364116, 38728232, 133255693, 266511386, 533022772, 1066045544, 2531858167, 5063716334, 10127432668, 20254865336]

約数ペア:

[(1, 20254865336), (2, 10127432668), (4, 5063716334), (8, 2531858167), (19, 1066045544), (38, 533022772), (76, 266511386), (152, 133255693), (523, 38728232), (1046, 19364116), (2092, 9682058), (4184, 4841029), (9937, 2038328), (19874, 1019164), (39748, 509582), (79496, 254791)]