19026063

素因数分解:

$3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 33406560

約数和(自身を除く): 14380497

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 147, 189, 197, 219, 441, 511, 591, 657, 1323, 1379, 1533, 1773, 1971, 3577, 4137, 4599, 5319, 9653, 10731, 12411, 13797, 14381, 28959, 32193, 37233, 43143, 86877, 96579, 100667, 129429, 260631, 302001, 388287, 704669, 906003, 2114007, 2718009, 6342021, 19026063]

約数ペア:

[(1, 19026063), (3, 6342021), (7, 2718009), (9, 2114007), (21, 906003), (27, 704669), (49, 388287), (63, 302001), (73, 260631), (147, 129429), (189, 100667), (197, 96579), (219, 86877), (441, 43143), (511, 37233), (591, 32193), (657, 28959), (1323, 14381), (1379, 13797), (1533, 12411), (1773, 10731), (1971, 9653), (3577, 5319), (4137, 4599)]