28086476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15569}}^1$

素因数の和:15625

約数の個数: 24

約数和(自身を含む): 54930960

約数和(自身を除く): 26844484

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 15569, 31138, 62276, 171259, 342518, 638329, 685036, 1276658, 2553316, 7021619, 14043238, 28086476]

約数ペア:

[(1, 28086476), (2, 14043238), (4, 7021619), (11, 2553316), (22, 1276658), (41, 685036), (44, 638329), (82, 342518), (164, 171259), (451, 62276), (902, 31138), (1804, 15569)]