19320399

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4201}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 32338592

約数和(自身を除く): 13018193

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4201, 4599, 12603, 29407, 37809, 88221, 264663, 306673, 920019, 2146711, 2760057, 6440133, 19320399]

約数ペア:

[(1, 19320399), (3, 6440133), (7, 2760057), (9, 2146711), (21, 920019), (63, 306673), (73, 264663), (219, 88221), (511, 37809), (657, 29407), (1533, 12603), (4201, 4599)]