51821870

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{47543}}^1$

素因数の和:47659

約数の個数: 16

約数和(自身を含む): 94137120

約数和(自身を除く): 42315250

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 47543, 95086, 237715, 475430, 5182187, 10364374, 25910935, 51821870]

約数ペア:

[(1, 51821870), (2, 25910935), (5, 10364374), (10, 5182187), (109, 475430), (218, 237715), (545, 95086), (1090, 47543)]