20795823

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 32647680

約数和(自身を除く): 11851857

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 3923, 5301, 11769, 35307, 74537, 121613, 223611, 364839, 670833, 1094517, 2310647, 6931941, 20795823]

約数ペア:

[(1, 20795823), (3, 6931941), (9, 2310647), (19, 1094517), (31, 670833), (57, 364839), (93, 223611), (171, 121613), (279, 74537), (589, 35307), (1767, 11769), (3923, 5301)]