19680112

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{5279}}^1$

素因数の和:5520

約数の個数: 20

約数和(自身を含む): 38301120

約数和(自身を除く): 18621008

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 5279, 10558, 21116, 42232, 84464, 1230007, 2460014, 4920028, 9840056, 19680112]

約数ペア:

[(1, 19680112), (2, 9840056), (4, 4920028), (8, 2460014), (16, 1230007), (233, 84464), (466, 42232), (932, 21116), (1864, 10558), (3728, 5279)]