4459408

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{2557}}^1$

素因数の和:2674

約数の個数: 20

約数和(自身を含む): 8722780

約数和(自身を除く): 4263372

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 2557, 5114, 10228, 20456, 40912, 278713, 557426, 1114852, 2229704, 4459408]

約数ペア:

[(1, 4459408), (2, 2229704), (4, 1114852), (8, 557426), (16, 278713), (109, 40912), (218, 20456), (436, 10228), (872, 5114), (1744, 2557)]