19488634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6373}}^1$

素因数の和:6525

約数の個数: 16

約数和(自身を含む): 32124960

約数和(自身を除く): 12636326

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6373, 12746, 70103, 140206, 885847, 1771694, 9744317, 19488634]

約数ペア:

[(1, 19488634), (2, 9744317), (11, 1771694), (22, 885847), (139, 140206), (278, 70103), (1529, 12746), (3058, 6373)]