20949084

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 60023040

約数和(自身を除く): 39073956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 172, 234, 258, 347, 351, 387, 468, 516, 559, 694, 702, 774, 1041, 1118, 1161, 1388, 1404, 1548, 1677, 2082, 2236, 2322, 3123, 3354, 4164, 4511, 4644, 5031, 6246, 6708, 9022, 9369, 10062, 12492, 13533, 14921, 15093, 18044, 18738, 20124, 27066, 29842, 30186, 37476, 40599, 44763, 54132, 59684, 60372, 81198, 89526, 121797, 134289, 162396, 179052, 193973, 243594, 268578, 387946, 402867, 487188, 537156, 581919, 775892, 805734, 1163838, 1611468, 1745757, 2327676, 3491514, 5237271, 6983028, 10474542, 20949084]

約数ペア:

[(1, 20949084), (2, 10474542), (3, 6983028), (4, 5237271), (6, 3491514), (9, 2327676), (12, 1745757), (13, 1611468), (18, 1163838), (26, 805734), (27, 775892), (36, 581919), (39, 537156), (43, 487188), (52, 402867), (54, 387946), (78, 268578), (86, 243594), (108, 193973), (117, 179052), (129, 162396), (156, 134289), (172, 121797), (234, 89526), (258, 81198), (347, 60372), (351, 59684), (387, 54132), (468, 44763), (516, 40599), (559, 37476), (694, 30186), (702, 29842), (774, 27066), (1041, 20124), (1118, 18738), (1161, 18044), (1388, 15093), (1404, 14921), (1548, 13533), (1677, 12492), (2082, 10062), (2236, 9369), (2322, 9022), (3123, 6708), (3354, 6246), (4164, 5031), (4511, 4644)]