19798638

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{30839}}^1$

素因数の和:30951

約数の個数: 16

約数和(自身を含む): 39968640

約数和(自身を除く): 20170002

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 30839, 61678, 92517, 185034, 3299773, 6599546, 9899319, 19798638]

約数ペア:

[(1, 19798638), (2, 9899319), (3, 6599546), (6, 3299773), (107, 185034), (214, 92517), (321, 61678), (642, 30839)]