20731253389

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11705959}}^1$

素因数の和:11706000

約数の個数: 16

約数和(自身を含む): 26970531840

約数和(自身を除く): 6239278451

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 11705959, 81941713, 128765549, 269237057, 901358843, 1884659399, 2961607627, 20731253389]

約数ペア:

[(1, 20731253389), (7, 2961607627), (11, 1884659399), (23, 901358843), (77, 269237057), (161, 128765549), (253, 81941713), (1771, 11705959)]