19410147188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{581351}}^1$

素因数の和:581863

約数の個数: 24

約数和(自身を含む): 36039173184

約数和(自身を除く): 16629025996

約数列:

[1, 2, 4, 17, 34, 68, 491, 982, 1964, 8347, 16694, 33388, 581351, 1162702, 2325404, 9882967, 19765934, 39531868, 285443341, 570886682, 1141773364, 4852536797, 9705073594, 19410147188]

約数ペア:

[(1, 19410147188), (2, 9705073594), (4, 4852536797), (17, 1141773364), (34, 570886682), (68, 285443341), (491, 39531868), (982, 19765934), (1964, 9882967), (8347, 2325404), (16694, 1162702), (33388, 581351)]