19020945

素因数分解:

$3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2521}}^1$

素因数の和:3032

約数の個数: 16

約数和(自身を含む): 30506112

約数和(自身を除く): 11485167

約数列:

[1, 3, 5, 15, 503, 1509, 2515, 2521, 7545, 7563, 12605, 37815, 1268063, 3804189, 6340315, 19020945]

約数ペア:

[(1, 19020945), (3, 6340315), (5, 3804189), (15, 1268063), (503, 37815), (1509, 12605), (2515, 7563), (2521, 7545)]