19268073

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 32078592

約数和(自身を除く): 12810519

約数列:

[1, 3, 9, 11, 33, 41, 47, 99, 101, 123, 141, 303, 369, 423, 451, 517, 909, 1111, 1353, 1551, 1927, 3333, 4059, 4141, 4653, 4747, 5781, 9999, 12423, 14241, 17343, 21197, 37269, 42723, 45551, 52217, 63591, 136653, 156651, 190773, 194627, 409959, 469953, 583881, 1751643, 2140897, 6422691, 19268073]

約数ペア:

[(1, 19268073), (3, 6422691), (9, 2140897), (11, 1751643), (33, 583881), (41, 469953), (47, 409959), (99, 194627), (101, 190773), (123, 156651), (141, 136653), (303, 63591), (369, 52217), (423, 45551), (451, 42723), (517, 37269), (909, 21197), (1111, 17343), (1353, 14241), (1551, 12423), (1927, 9999), (3333, 5781), (4059, 4747), (4141, 4653)]