19413748

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2371}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 35864640

約数和(自身を除く): 16450892

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 2371, 4094, 4742, 8188, 9484, 54533, 109066, 211019, 218132, 422038, 844076, 4853437, 9706874, 19413748]

約数ペア:

[(1, 19413748), (2, 9706874), (4, 4853437), (23, 844076), (46, 422038), (89, 218132), (92, 211019), (178, 109066), (356, 54533), (2047, 9484), (2371, 8188), (4094, 4742)]