2018389947

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{497999}}^1$

素因数の和:498202

約数の個数: 16

約数和(自身を含む): 3091584000

約数和(自身を除く): 1073194053

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 497999, 1493997, 3485993, 10457979, 96113807, 288341421, 672796649, 2018389947]

約数ペア:

[(1, 2018389947), (3, 672796649), (7, 288341421), (21, 96113807), (193, 10457979), (579, 3485993), (1351, 1493997), (4053, 497999)]