20512202008

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{12884549}}^1$

素因数の和:12884754

約数の個数: 16

約数和(自身を含む): 38653650000

約数和(自身を除く): 18141447992

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 12884549, 25769098, 51538196, 103076392, 2564025251, 5128050502, 10256101004, 20512202008]

約数ペア:

[(1, 20512202008), (2, 10256101004), (4, 5128050502), (8, 2564025251), (199, 103076392), (398, 51538196), (796, 25769098), (1592, 12884549)]