20810336

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7307}}^1$

素因数の和:7406

約数の個数: 24

約数和(自身を含む): 41436360

約数和(自身を除く): 20626024

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7307, 14614, 29228, 58456, 116912, 233824, 650323, 1300646, 2601292, 5202584, 10405168, 20810336]

約数ペア:

[(1, 20810336), (2, 10405168), (4, 5202584), (8, 2601292), (16, 1300646), (32, 650323), (89, 233824), (178, 116912), (356, 58456), (712, 29228), (1424, 14614), (2848, 7307)]