2009104

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:838

約数の個数: 20

約数和(自身を含む): 3918400

約数和(自身を除く): 1909296

約数列:

[1, 2, 4, 8, 16, 199, 398, 631, 796, 1262, 1592, 2524, 3184, 5048, 10096, 125569, 251138, 502276, 1004552, 2009104]

約数ペア:

[(1, 2009104), (2, 1004552), (4, 502276), (8, 251138), (16, 125569), (199, 10096), (398, 5048), (631, 3184), (796, 2524), (1262, 1592)]