19885782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{473471}}^1$

素因数の和:473483

約数の個数: 16

約数和(自身を含む): 45453312

約数和(自身を除く): 25567530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 473471, 946942, 1420413, 2840826, 3314297, 6628594, 9942891, 19885782]

約数ペア:

[(1, 19885782), (2, 9942891), (3, 6628594), (6, 3314297), (7, 2840826), (14, 1420413), (21, 946942), (42, 473471)]