20267695

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2551}}^1$

素因数の和:2790

約数の個数: 16

約数和(自身を含む): 27929088

約数和(自身を除く): 7661393

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 2551, 7945, 12755, 17857, 89285, 579077, 2895385, 4053539, 20267695]

約数ペア:

[(1, 20267695), (5, 4053539), (7, 2895385), (35, 579077), (227, 89285), (1135, 17857), (1589, 12755), (2551, 7945)]