19488816

素因数分解:

$2^4\times 3^3\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:443

約数の個数: 80

約数和(自身を含む): 56469600

約数和(自身を除く): 36980784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 197, 216, 229, 394, 432, 458, 591, 687, 788, 916, 1182, 1374, 1576, 1773, 1832, 2061, 2364, 2748, 3152, 3546, 3664, 4122, 4728, 5319, 5496, 6183, 7092, 8244, 9456, 10638, 10992, 12366, 14184, 16488, 21276, 24732, 28368, 32976, 42552, 45113, 49464, 85104, 90226, 98928, 135339, 180452, 270678, 360904, 406017, 541356, 721808, 812034, 1082712, 1218051, 1624068, 2165424, 2436102, 3248136, 4872204, 6496272, 9744408, 19488816]

約数ペア:

[(1, 19488816), (2, 9744408), (3, 6496272), (4, 4872204), (6, 3248136), (8, 2436102), (9, 2165424), (12, 1624068), (16, 1218051), (18, 1082712), (24, 812034), (27, 721808), (36, 541356), (48, 406017), (54, 360904), (72, 270678), (108, 180452), (144, 135339), (197, 98928), (216, 90226), (229, 85104), (394, 49464), (432, 45113), (458, 42552), (591, 32976), (687, 28368), (788, 24732), (916, 21276), (1182, 16488), (1374, 14184), (1576, 12366), (1773, 10992), (1832, 10638), (2061, 9456), (2364, 8244), (2748, 7092), (3152, 6183), (3546, 5496), (3664, 5319), (4122, 4728)]