19661288

素因数分解:

$2^3\times {\mathrm{1181}}^1\times {\mathrm{2081}}^1$

素因数の和:3268

約数の個数: 16

約数和(自身を含む): 36913860

約数和(自身を除く): 17252572

約数列:

[1, 2, 4, 8, 1181, 2081, 2362, 4162, 4724, 8324, 9448, 16648, 2457661, 4915322, 9830644, 19661288]

約数ペア:

[(1, 19661288), (2, 9830644), (4, 4915322), (8, 2457661), (1181, 16648), (2081, 9448), (2362, 8324), (4162, 4724)]