20994186

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{42157}}^1$

素因数の和:42245

約数の個数: 16

約数和(自身を含む): 42495264

約数和(自身を除く): 21501078

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 42157, 84314, 126471, 252942, 3499031, 6998062, 10497093, 20994186]

約数ペア:

[(1, 20994186), (2, 10497093), (3, 6998062), (6, 3499031), (83, 252942), (166, 126471), (249, 84314), (498, 42157)]