19324778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1789}}^1$

素因数の和:2293

約数の個数: 16

約数和(自身を含む): 31704480

約数和(自身を除く): 12379702

約数列:

[1, 2, 11, 22, 491, 982, 1789, 3578, 5401, 10802, 19679, 39358, 878399, 1756798, 9662389, 19324778]

約数ペア:

[(1, 19324778), (2, 9662389), (11, 1756798), (22, 878399), (491, 39358), (982, 19679), (1789, 10802), (3578, 5401)]