19377292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440393}}^1$

素因数の和:440408

約数の個数: 12

約数和(自身を含む): 36993096

約数和(自身を除く): 17615804

約数列:

[1, 2, 4, 11, 22, 44, 440393, 880786, 1761572, 4844323, 9688646, 19377292]

約数ペア:

[(1, 19377292), (2, 9688646), (4, 4844323), (11, 1761572), (22, 880786), (44, 440393)]