19017488

素因数分解:

$2^4\times 7^2\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:340

約数の個数: 60

約数和(自身を含む): 43425792

約数和(自身を除く): 24408304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 127, 191, 196, 254, 382, 392, 508, 764, 784, 889, 1016, 1337, 1528, 1778, 2032, 2674, 3056, 3556, 5348, 6223, 7112, 9359, 10696, 12446, 14224, 18718, 21392, 24257, 24892, 37436, 48514, 49784, 74872, 97028, 99568, 149744, 169799, 194056, 339598, 388112, 679196, 1188593, 1358392, 2377186, 2716784, 4754372, 9508744, 19017488]

約数ペア:

[(1, 19017488), (2, 9508744), (4, 4754372), (7, 2716784), (8, 2377186), (14, 1358392), (16, 1188593), (28, 679196), (49, 388112), (56, 339598), (98, 194056), (112, 169799), (127, 149744), (191, 99568), (196, 97028), (254, 74872), (382, 49784), (392, 48514), (508, 37436), (764, 24892), (784, 24257), (889, 21392), (1016, 18718), (1337, 14224), (1528, 12446), (1778, 10696), (2032, 9359), (2674, 7112), (3056, 6223), (3556, 5348)]