12764656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:437

約数の個数: 40

約数和(自身を含む): 26288000

約数和(自身を除く): 13523344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 211, 304, 398, 422, 796, 844, 1592, 1688, 3184, 3376, 3781, 4009, 7562, 8018, 15124, 16036, 30248, 32072, 41989, 60496, 64144, 83978, 167956, 335912, 671824, 797791, 1595582, 3191164, 6382328, 12764656]

約数ペア:

[(1, 12764656), (2, 6382328), (4, 3191164), (8, 1595582), (16, 797791), (19, 671824), (38, 335912), (76, 167956), (152, 83978), (199, 64144), (211, 60496), (304, 41989), (398, 32072), (422, 30248), (796, 16036), (844, 15124), (1592, 8018), (1688, 7562), (3184, 4009), (3376, 3781)]