20394407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{571}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 3327577

約数列:

[1, 11, 17, 187, 191, 571, 2101, 3247, 6281, 9707, 35717, 106777, 109061, 1199671, 1854037, 20394407]

約数ペア:

[(1, 20394407), (11, 1854037), (17, 1199671), (187, 109061), (191, 106777), (571, 35717), (2101, 9707), (3247, 6281)]