20196556

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 36126720

約数和(自身を除く): 15930164

約数列:

[1, 2, 4, 83, 127, 166, 254, 332, 479, 508, 958, 1916, 10541, 21082, 39757, 42164, 60833, 79514, 121666, 159028, 243332, 5049139, 10098278, 20196556]

約数ペア:

[(1, 20196556), (2, 10098278), (4, 5049139), (83, 243332), (127, 159028), (166, 121666), (254, 79514), (332, 60833), (479, 42164), (508, 39757), (958, 21082), (1916, 10541)]