19280048

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{1823}}^1$

素因数の和:2492

約数の個数: 20

約数和(自身を含む): 37432128

約数和(自身を除く): 18152080

約数列:

[1, 2, 4, 8, 16, 661, 1322, 1823, 2644, 3646, 5288, 7292, 10576, 14584, 29168, 1205003, 2410006, 4820012, 9640024, 19280048]

約数ペア:

[(1, 19280048), (2, 9640024), (4, 4820012), (8, 2410006), (16, 1205003), (661, 29168), (1322, 14584), (1823, 10576), (2644, 7292), (3646, 5288)]