20894814

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1619}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 46656000

約数和(自身を除く): 25761186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 1619, 2151, 3238, 4302, 4857, 6453, 9714, 12906, 14571, 29142, 43713, 87426, 386941, 773882, 1160823, 2321646, 3482469, 6964938, 10447407, 20894814]

約数ペア:

[(1, 20894814), (2, 10447407), (3, 6964938), (6, 3482469), (9, 2321646), (18, 1160823), (27, 773882), (54, 386941), (239, 87426), (478, 43713), (717, 29142), (1434, 14571), (1619, 12906), (2151, 9714), (3238, 6453), (4302, 4857)]