19681604

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 35804160

約数和(自身を除く): 16122556

約数列:

[1, 2, 4, 29, 58, 116, 383, 443, 766, 886, 1532, 1772, 11107, 12847, 22214, 25694, 44428, 51388, 169669, 339338, 678676, 4920401, 9840802, 19681604]

約数ペア:

[(1, 19681604), (2, 9840802), (4, 4920401), (29, 678676), (58, 339338), (116, 169669), (383, 51388), (443, 44428), (766, 25694), (886, 22214), (1532, 12847), (1772, 11107)]