565522118

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{20641}}^1$

素因数の和:20772

約数の個数: 32

約数和(自身を含む): 1030448640

約数和(自身を除く): 464926522

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 721, 1442, 1957, 3914, 13699, 20641, 27398, 41282, 144487, 288974, 392179, 784358, 2126023, 2745253, 4252046, 5490506, 14882161, 29764322, 40394437, 80788874, 282761059, 565522118]

約数ペア:

[(1, 565522118), (2, 282761059), (7, 80788874), (14, 40394437), (19, 29764322), (38, 14882161), (103, 5490506), (133, 4252046), (206, 2745253), (266, 2126023), (721, 784358), (1442, 392179), (1957, 288974), (3914, 144487), (13699, 41282), (20641, 27398)]