20030555

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:766

約数の個数: 16

約数和(自身を含む): 24719904

約数和(自身を除く): 4689349

約数列:

[1, 5, 53, 131, 265, 577, 655, 2885, 6943, 30581, 34715, 75587, 152905, 377935, 4006111, 20030555]

約数ペア:

[(1, 20030555), (5, 4006111), (53, 377935), (131, 152905), (265, 75587), (577, 34715), (655, 30581), (2885, 6943)]