19240048

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4679}}^1$

素因数の和:4944

約数の個数: 20

約数和(自身を含む): 37430640

約数和(自身を除く): 18190592

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4679, 9358, 18716, 37432, 74864, 1202503, 2405006, 4810012, 9620024, 19240048]

約数ペア:

[(1, 19240048), (2, 9620024), (4, 4810012), (8, 2405006), (16, 1202503), (257, 74864), (514, 37432), (1028, 18716), (2056, 9358), (4112, 4679)]