19556605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 24897600

約数和(自身を除く): 5340995

約数列:

[1, 5, 19, 95, 139, 695, 1481, 2641, 7405, 13205, 28139, 140695, 205859, 1029295, 3911321, 19556605]

約数ペア:

[(1, 19556605), (5, 3911321), (19, 1029295), (95, 205859), (139, 140695), (695, 28139), (1481, 13205), (2641, 7405)]