19154808

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1193}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 52153920

約数和(自身を除く): 32999112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1193, 1338, 1784, 2007, 2386, 2676, 3579, 4014, 4772, 5352, 7158, 8028, 9544, 10737, 14316, 16056, 21474, 28632, 42948, 85896, 266039, 532078, 798117, 1064156, 1596234, 2128312, 2394351, 3192468, 4788702, 6384936, 9577404, 19154808]

約数ペア:

[(1, 19154808), (2, 9577404), (3, 6384936), (4, 4788702), (6, 3192468), (8, 2394351), (9, 2128312), (12, 1596234), (18, 1064156), (24, 798117), (36, 532078), (72, 266039), (223, 85896), (446, 42948), (669, 28632), (892, 21474), (1193, 16056), (1338, 14316), (1784, 10737), (2007, 9544), (2386, 8028), (2676, 7158), (3579, 5352), (4014, 4772)]