18687564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1340

約数の個数: 96

約数和(自身を含む): 58329600

約数和(自身を除く): 39642036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1301, 1596, 2052, 2394, 2602, 3591, 3903, 4788, 5204, 7182, 7806, 9107, 11709, 14364, 15612, 18214, 23418, 24719, 27321, 35127, 36428, 46836, 49438, 54642, 70254, 74157, 81963, 98876, 109284, 140508, 148314, 163926, 173033, 222471, 245889, 296628, 327852, 346066, 444942, 491778, 519099, 667413, 692132, 889884, 983556, 1038198, 1334826, 1557297, 2076396, 2669652, 3114594, 4671891, 6229188, 9343782, 18687564]

約数ペア:

[(1, 18687564), (2, 9343782), (3, 6229188), (4, 4671891), (6, 3114594), (7, 2669652), (9, 2076396), (12, 1557297), (14, 1334826), (18, 1038198), (19, 983556), (21, 889884), (27, 692132), (28, 667413), (36, 519099), (38, 491778), (42, 444942), (54, 346066), (57, 327852), (63, 296628), (76, 245889), (84, 222471), (108, 173033), (114, 163926), (126, 148314), (133, 140508), (171, 109284), (189, 98876), (228, 81963), (252, 74157), (266, 70254), (342, 54642), (378, 49438), (399, 46836), (513, 36428), (532, 35127), (684, 27321), (756, 24719), (798, 23418), (1026, 18214), (1197, 15612), (1301, 14364), (1596, 11709), (2052, 9107), (2394, 7806), (2602, 7182), (3591, 5204), (3903, 4788)]