20565923

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1658

約数の個数: 16

約数和(自身を含む): 25002240

約数和(自身を除く): 4436317

約数列:

[1, 7, 19, 101, 133, 707, 1531, 1919, 10717, 13433, 29089, 154631, 203623, 1082417, 2937989, 20565923]

約数ペア:

[(1, 20565923), (7, 2937989), (19, 1082417), (101, 203623), (133, 154631), (707, 29089), (1531, 13433), (1919, 10717)]