20537165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2063}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 27046656

約数和(自身を除く): 6509491

約数列:

[1, 5, 11, 55, 181, 905, 1991, 2063, 9955, 10315, 22693, 113465, 373403, 1867015, 4107433, 20537165]

約数ペア:

[(1, 20537165), (5, 4107433), (11, 1867015), (55, 373403), (181, 113465), (905, 22693), (1991, 10315), (2063, 9955)]