20029615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1579}}^1$

素因数の和:1686

約数の個数: 16

約数和(自身を含む): 25027200

約数和(自身を除く): 4997585

約数列:

[1, 5, 43, 59, 215, 295, 1579, 2537, 7895, 12685, 67897, 93161, 339485, 465805, 4005923, 20029615]

約数ペア:

[(1, 20029615), (5, 4005923), (43, 465805), (59, 339485), (215, 93161), (295, 67897), (1579, 12685), (2537, 7895)]