19492053

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1367}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 30566592

約数和(自身を除く): 11074539

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 1367, 2037, 4101, 4753, 9569, 14259, 28707, 66983, 132599, 200949, 397797, 928193, 2784579, 6497351, 19492053]

約数ペア:

[(1, 19492053), (3, 6497351), (7, 2784579), (21, 928193), (49, 397797), (97, 200949), (147, 132599), (291, 66983), (679, 28707), (1367, 14259), (2037, 9569), (4101, 4753)]