20022891

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9257}}^1$

素因数の和:9370

約数の個数: 16

約数和(自身を含む): 30810624

約数和(自身を除く): 10787733

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 9257, 27771, 64799, 194397, 953471, 2860413, 6674297, 20022891]

約数ペア:

[(1, 20022891), (3, 6674297), (7, 2860413), (21, 953471), (103, 194397), (309, 64799), (721, 27771), (2163, 9257)]