20089500207

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7532621}}^1$

素因数の和:7532758

約数の個数: 16

約数和(自身を含む): 30853619712

約数和(自身を除く): 10764119505

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7532621, 22597863, 52728347, 158185041, 956642867, 2869928601, 6696500069, 20089500207]

約数ペア:

[(1, 20089500207), (3, 6696500069), (7, 2869928601), (21, 956642867), (127, 158185041), (381, 52728347), (889, 22597863), (2667, 7532621)]