19938072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10789}}^1$

素因数の和:10816

約数の個数: 64

約数和(自身を含む): 62150400

約数和(自身を除く): 42212328

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 10789, 21578, 32367, 43156, 64734, 75523, 86312, 118679, 129468, 151046, 226569, 237358, 258936, 302092, 356037, 453138, 474716, 604184, 712074, 830753, 906276, 949432, 1424148, 1661506, 1812552, 2492259, 2848296, 3323012, 4984518, 6646024, 9969036, 19938072]

約数ペア:

[(1, 19938072), (2, 9969036), (3, 6646024), (4, 4984518), (6, 3323012), (7, 2848296), (8, 2492259), (11, 1812552), (12, 1661506), (14, 1424148), (21, 949432), (22, 906276), (24, 830753), (28, 712074), (33, 604184), (42, 474716), (44, 453138), (56, 356037), (66, 302092), (77, 258936), (84, 237358), (88, 226569), (132, 151046), (154, 129468), (168, 118679), (231, 86312), (264, 75523), (308, 64734), (462, 43156), (616, 32367), (924, 21578), (1848, 10789)]