20235957

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15797}}^1$

素因数の和:15868

約数の個数: 16

約数和(自身を含む): 31343232

約数和(自身を除く): 11107275

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15797, 47391, 110579, 331737, 963617, 2890851, 6745319, 20235957]

約数ペア:

[(1, 20235957), (3, 6745319), (7, 2890851), (21, 963617), (61, 331737), (183, 110579), (427, 47391), (1281, 15797)]