81016456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{533003}}^1$

素因数の和:533028

約数の個数: 16

約数和(自身を含む): 159901200

約数和(自身を除く): 78884744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 533003, 1066006, 2132012, 4264024, 10127057, 20254114, 40508228, 81016456]

約数ペア:

[(1, 81016456), (2, 40508228), (4, 20254114), (8, 10127057), (19, 4264024), (38, 2132012), (76, 1066006), (152, 533003)]