19878276

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3673}}^1$

素因数の和:3732

約数の個数: 48

約数和(自身を含む): 51847488

約数和(自身を除く): 31969212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 66, 82, 123, 132, 164, 246, 451, 492, 902, 1353, 1804, 2706, 3673, 5412, 7346, 11019, 14692, 22038, 40403, 44076, 80806, 121209, 150593, 161612, 242418, 301186, 451779, 484836, 602372, 903558, 1656523, 1807116, 3313046, 4969569, 6626092, 9939138, 19878276]

約数ペア:

[(1, 19878276), (2, 9939138), (3, 6626092), (4, 4969569), (6, 3313046), (11, 1807116), (12, 1656523), (22, 903558), (33, 602372), (41, 484836), (44, 451779), (66, 301186), (82, 242418), (123, 161612), (132, 150593), (164, 121209), (246, 80806), (451, 44076), (492, 40403), (902, 22038), (1353, 14692), (1804, 11019), (2706, 7346), (3673, 5412)]