20088591

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2671}}^1$

素因数の和:2806

約数の個数: 16

約数和(自身を含む): 28216320

約数和(自身を除く): 8127729

約数列:

[1, 3, 23, 69, 109, 327, 2507, 2671, 7521, 8013, 61433, 184299, 291139, 873417, 6696197, 20088591]

約数ペア:

[(1, 20088591), (3, 6696197), (23, 873417), (69, 291139), (109, 184299), (327, 61433), (2507, 8013), (2671, 7521)]