20187765542

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 35377689600

約数和(自身を除く): 15189924058

約数列:

[1, 2, 7, 14, 107, 199, 214, 241, 281, 398, 482, 562, 749, 1393, 1498, 1687, 1967, 2786, 3374, 3934, 21293, 25787, 30067, 42586, 47959, 51574, 55919, 60134, 67721, 95918, 111838, 135442, 149051, 180509, 210469, 298102, 335713, 361018, 391433, 420938, 474047, 671426, 782866, 948094, 5131613, 5983333, 7246147, 10263226, 11966666, 13476479, 14492294, 26952958, 35921291, 41883331, 50723029, 71842582, 83766662, 94335353, 101446058, 188670706, 1441983253, 2883966506, 10093882771, 20187765542]

約数ペア:

[(1, 20187765542), (2, 10093882771), (7, 2883966506), (14, 1441983253), (107, 188670706), (199, 101446058), (214, 94335353), (241, 83766662), (281, 71842582), (398, 50723029), (482, 41883331), (562, 35921291), (749, 26952958), (1393, 14492294), (1498, 13476479), (1687, 11966666), (1967, 10263226), (2786, 7246147), (3374, 5983333), (3934, 5131613), (21293, 948094), (25787, 782866), (30067, 671426), (42586, 474047), (47959, 420938), (51574, 391433), (55919, 361018), (60134, 335713), (67721, 298102), (95918, 210469), (111838, 180509), (135442, 149051)]