19480816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{52937}}^1$

素因数の和:52968

約数の個数: 20

約数和(自身を含む): 39385872

約数和(自身を除く): 19905056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 52937, 105874, 211748, 423496, 846992, 1217551, 2435102, 4870204, 9740408, 19480816]

約数ペア:

[(1, 19480816), (2, 9740408), (4, 4870204), (8, 2435102), (16, 1217551), (23, 846992), (46, 423496), (92, 211748), (184, 105874), (368, 52937)]