8197208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 16320000

約数和(自身を除く): 8122792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 271, 398, 542, 796, 1084, 1592, 2168, 3781, 5149, 7562, 10298, 15124, 20596, 30248, 41192, 53929, 107858, 215716, 431432, 1024651, 2049302, 4098604, 8197208]

約数ペア:

[(1, 8197208), (2, 4098604), (4, 2049302), (8, 1024651), (19, 431432), (38, 215716), (76, 107858), (152, 53929), (199, 41192), (271, 30248), (398, 20596), (542, 15124), (796, 10298), (1084, 7562), (1592, 5149), (2168, 3781)]