18974511472

素因数分解:

$2^4\times 7^2\times {\mathrm{191}}^1\times {\mathrm{126713}}^1$

素因数の和:126926

約数の個数: 60

約数和(自身を含む): 42989498496

約数和(自身を除く): 24014987024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 191, 196, 382, 392, 764, 784, 1337, 1528, 2674, 3056, 5348, 9359, 10696, 18718, 21392, 37436, 74872, 126713, 149744, 253426, 506852, 886991, 1013704, 1773982, 2027408, 3547964, 6208937, 7095928, 12417874, 14191856, 24202183, 24835748, 48404366, 49671496, 96808732, 99342992, 169415281, 193617464, 338830562, 387234928, 677661124, 1185906967, 1355322248, 2371813934, 2710644496, 4743627868, 9487255736, 18974511472]

約数ペア:

[(1, 18974511472), (2, 9487255736), (4, 4743627868), (7, 2710644496), (8, 2371813934), (14, 1355322248), (16, 1185906967), (28, 677661124), (49, 387234928), (56, 338830562), (98, 193617464), (112, 169415281), (191, 99342992), (196, 96808732), (382, 49671496), (392, 48404366), (764, 24835748), (784, 24202183), (1337, 14191856), (1528, 12417874), (2674, 7095928), (3056, 6208937), (5348, 3547964), (9359, 2027408), (10696, 1773982), (18718, 1013704), (21392, 886991), (37436, 506852), (74872, 253426), (126713, 149744)]