19676244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 54072480

約数和(自身を除く): 34396236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 307, 327, 436, 588, 614, 654, 763, 921, 1228, 1308, 1526, 1842, 2149, 2289, 3052, 3684, 4298, 4578, 5341, 6447, 8596, 9156, 10682, 12894, 15043, 16023, 21364, 25788, 30086, 32046, 33463, 45129, 60172, 64092, 66926, 90258, 100389, 133852, 180516, 200778, 234241, 401556, 468482, 702723, 936964, 1405446, 1639687, 2810892, 3279374, 4919061, 6558748, 9838122, 19676244]

約数ペア:

[(1, 19676244), (2, 9838122), (3, 6558748), (4, 4919061), (6, 3279374), (7, 2810892), (12, 1639687), (14, 1405446), (21, 936964), (28, 702723), (42, 468482), (49, 401556), (84, 234241), (98, 200778), (109, 180516), (147, 133852), (196, 100389), (218, 90258), (294, 66926), (307, 64092), (327, 60172), (436, 45129), (588, 33463), (614, 32046), (654, 30086), (763, 25788), (921, 21364), (1228, 16023), (1308, 15043), (1526, 12894), (1842, 10682), (2149, 9156), (2289, 8596), (3052, 6447), (3684, 5341), (4298, 4578)]