20804966555

素因数分解:

$5^1\times {\mathrm{1031}}^1\times {\mathrm{1511}}^1\times {\mathrm{2671}}^1$

素因数の和:5218

約数の個数: 16

約数和(自身を含む): 25016076288

約数和(自身を除く): 4211109733

約数列:

[1, 5, 1031, 1511, 2671, 5155, 7555, 13355, 1557841, 2753801, 4035881, 7789205, 13769005, 20179405, 4160993311, 20804966555]

約数ペア:

[(1, 20804966555), (5, 4160993311), (1031, 20179405), (1511, 13769005), (2671, 7789205), (5155, 4035881), (7555, 2753801), (13355, 1557841)]