20245155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{192811}}^1$

素因数の和:192826

約数の個数: 16

約数和(自身を含む): 37019904

約数和(自身を除く): 16774749

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 192811, 578433, 964055, 1349677, 2892165, 4049031, 6748385, 20245155]

約数ペア:

[(1, 20245155), (3, 6748385), (5, 4049031), (7, 2892165), (15, 1349677), (21, 964055), (35, 578433), (105, 192811)]