20187680215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{240659}}^1$

素因数の和:241566

約数の個数: 16

約数和(自身を含む): 25529212800

約数和(自身を除く): 5341532585

約数列:

[1, 5, 19, 95, 883, 4415, 16777, 83885, 240659, 1203295, 4572521, 22862605, 212501897, 1062509485, 4037536043, 20187680215]

約数ペア:

[(1, 20187680215), (5, 4037536043), (19, 1062509485), (95, 212501897), (883, 22862605), (4415, 4572521), (16777, 1203295), (83885, 240659)]