20320412

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13693}}^1$

素因数の和:13757

約数の個数: 24

約数和(自身を含む): 41410656

約数和(自身を除く): 21090244

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13693, 27386, 54772, 95851, 191702, 383404, 725729, 1451458, 2902916, 5080103, 10160206, 20320412]

約数ペア:

[(1, 20320412), (2, 10160206), (4, 5080103), (7, 2902916), (14, 1451458), (28, 725729), (53, 383404), (106, 191702), (212, 95851), (371, 54772), (742, 27386), (1484, 13693)]