20973688

素因数分解:

$2^3\times {\mathrm{449}}^1\times {\mathrm{5839}}^1$

素因数の和:6294

約数の個数: 16

約数和(自身を含む): 39420000

約数和(自身を除く): 18446312

約数列:

[1, 2, 4, 8, 449, 898, 1796, 3592, 5839, 11678, 23356, 46712, 2621711, 5243422, 10486844, 20973688]

約数ペア:

[(1, 20973688), (2, 10486844), (4, 5243422), (8, 2621711), (449, 46712), (898, 23356), (1796, 11678), (3592, 5839)]