20669917144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{483937}}^1$

素因数の和:484243

約数の個数: 32

約数和(自身を含む): 40941154800

約数和(自身を除く): 20271237656

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 281, 562, 1124, 2248, 5339, 10678, 21356, 42712, 483937, 967874, 1935748, 3871496, 9194803, 18389606, 36779212, 73558424, 135986297, 271972594, 543945188, 1087890376, 2583739643, 5167479286, 10334958572, 20669917144]

約数ペア:

[(1, 20669917144), (2, 10334958572), (4, 5167479286), (8, 2583739643), (19, 1087890376), (38, 543945188), (76, 271972594), (152, 135986297), (281, 73558424), (562, 36779212), (1124, 18389606), (2248, 9194803), (5339, 3871496), (10678, 1935748), (21356, 967874), (42712, 483937)]