20039888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3673}}^1$

素因数の和:3723

約数の個数: 40

約数和(自身を含む): 43735296

約数和(自身を除く): 23695408

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 3673, 5456, 7346, 14692, 29384, 40403, 58768, 80806, 113863, 161612, 227726, 323224, 455452, 646448, 910904, 1252493, 1821808, 2504986, 5009972, 10019944, 20039888]

約数ペア:

[(1, 20039888), (2, 10019944), (4, 5009972), (8, 2504986), (11, 1821808), (16, 1252493), (22, 910904), (31, 646448), (44, 455452), (62, 323224), (88, 227726), (124, 161612), (176, 113863), (248, 80806), (341, 58768), (496, 40403), (682, 29384), (1364, 14692), (2728, 7346), (3673, 5456)]